697050872 has 96 divisors (see below), whose sum is σ = 1652544000. Its totient is φ = 273792960.

The previous prime is 697050829. The next prime is 697050877. The reversal of 697050872 is 278050796.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (697050877) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 229379 + ... + 232397.

It is an arithmetic number, because the mean of its divisors is an integer number (17214000).

Almost surely, 2^697050872 is an apocalyptic number.

697050872 is a gapful number since it is divisible by the number (62) 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 697050872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (826272000).

697050872 is an abundant number, since it is smaller than the sum of its proper divisors (955493128).

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

697050872 is a wasteful number, since it uses less digits than its factorization.

697050872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3089 (or 3078 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 44.

The square root of 697050872 is about 26401.7210045103. The cubic root of 697050872 is about 886.6553214923.

The spelling of 697050872 in words is "six hundred ninety-seven million, fifty thousand, eight hundred seventy-two".