46022640 has 80 divisors (see below), whose sum is σ = 144017568. Its totient is φ = 12156928.

The previous prime is 46022573. The next prime is 46022651. The reversal of 46022640 is 4622064.

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 (24).

It is a self number, because there is not a number n which added to its sum of digits gives 46022640.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26272 + ... + 27968.

Almost surely, 2^46022640 is an apocalyptic number.

46022640 is a gapful number since it is divisible by the number (40) 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 46022640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72008784).

46022640 is an abundant number, since it is smaller than the sum of its proper divisors (97994928).

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

46022640 is a wasteful number, since it uses less digits than its factorization.

46022640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1826 (or 1820 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 46022640 is about 6783.9988207546. The cubic root of 46022640 is about 358.3635602168.

The spelling of 46022640 in words is "forty-six million, twenty-two thousand, six hundred forty".