694740480 has 160 divisors (see below), whose sum is σ = 2538480384. Its totient is φ = 158785536.

The previous prime is 694740469. The next prime is 694740533. The reversal of 694740480 is 84047496.

It is a tau number, because it is divible by the number of its divisors (160).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47299 + ... + 60221.

Almost surely, 2^694740480 is an apocalyptic number.

694740480 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 694740480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1269240192).

694740480 is an abundant number, since it is smaller than the sum of its proper divisors (1843739904).

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

694740480 is a wasteful number, since it uses less digits than its factorization.

694740480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12956 (or 12940 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 42.

The square root of 694740480 is about 26357.9301160011. The cubic root of 694740480 is about 885.6746236637.

The spelling of 694740480 in words is "six hundred ninety-four million, seven hundred forty thousand, four hundred eighty".