697478052 has 24 divisors (see below), whose sum is σ = 1679948032. Its totient is φ = 224992800.

The previous prime is 697478051. The next prime is 697478069. The reversal of 697478052 is 250874796.

It is a junction number, because it is equal to n+sod(n) for n = 697477992 and 697478010.

It is not an unprimeable number, because it can be changed into a prime (697478051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 937099 + ... + 937842.

Almost surely, 2^697478052 is an apocalyptic number.

697478052 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

697478052 is an abundant number, since it is smaller than the sum of its proper divisors (982469980).

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

697478052 is a wasteful number, since it uses less digits than its factorization.

697478052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1874979 (or 1874977 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 48.

The square root of 697478052 is about 26409.8097683418. The cubic root of 697478052 is about 886.8364101753.

The spelling of 697478052 in words is "six hundred ninety-seven million, four hundred seventy-eight thousand, fifty-two".