697430925 has 48 divisors (see below), whose sum is σ = 1285274880. Its totient is φ = 370782720.

The previous prime is 697430897. The next prime is 697430927. The reversal of 697430925 is 529034796.

It is a happy number.

It is not a de Polignac number, because 697430925 - 2¹⁴ = 697414541 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (697430927) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 236812 + ... + 239738.

It is an arithmetic number, because the mean of its divisors is an integer number (26776560).

Almost surely, 2^697430925 is an apocalyptic number.

It is an amenable number.

697430925 is a deficient number, since it is larger than the sum of its proper divisors (587843955).

697430925 is a wasteful number, since it uses less digits than its factorization.

697430925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3299 (or 3288 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 45.

The square root of 697430925 is about 26408.9175279866. The cubic root of 697430925 is about 886.8164358881.

The spelling of 697430925 in words is "six hundred ninety-seven million, four hundred thirty thousand, nine hundred twenty-five".