604046640 has 80 divisors (see below), whose sum is σ = 1896307200. Its totient is φ = 159035136.

The previous prime is 604046623. The next prime is 604046657. The reversal of 604046640 is 46640406.

It is an interprime number because it is at equal distance from previous prime (604046623) and next prime (604046657).

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 604046598 and 604046607.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3031 + ... + 34889.

It is an arithmetic number, because the mean of its divisors is an integer number (23703840).

Almost surely, 2^604046640 is an apocalyptic number.

604046640 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 604046640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (948153600).

604046640 is an abundant number, since it is smaller than the sum of its proper divisors (1292260560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

604046640 is a wasteful number, since it uses less digits than its factorization.

604046640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31954 (or 31948 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 604046640 is about 24577.3603139149. The cubic root of 604046640 is about 845.3245674958.

The spelling of 604046640 in words is "six hundred four million, forty-six thousand, six hundred forty".