696898128 has 20 divisors (see below), whose sum is σ = 1800320288. Its totient is φ = 232299360.

The previous prime is 696898127. The next prime is 696898151. The reversal of 696898128 is 821898696.

It is a super-4 number, since 4×696898128⁴ (a number of 36 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (696898121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7259308 + ... + 7259403.

Almost surely, 2^696898128 is an apocalyptic number.

It is an amenable number.

696898128 is an abundant number, since it is smaller than the sum of its proper divisors (1103422160).

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

696898128 is a wasteful number, since it uses less digits than its factorization.

696898128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14518722 (or 14518716 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 57.

The square root of 696898128 is about 26398.8281558102. The cubic root of 696898128 is about 886.5905528222.

The spelling of 696898128 in words is "six hundred ninety-six million, eight hundred ninety-eight thousand, one hundred twenty-eight".