697969332 has 192 divisors, whose sum is σ = 2030112000. Its totient is φ = 206406144.

The previous prime is 697969331. The next prime is 697969343. The reversal of 697969332 is 233969796.

It is a happy number.

It is a super-2 number, since 2×697969332² = 974322376825052448, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (697969331) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2201638 + ... + 2201954.

It is an arithmetic number, because the mean of its divisors is an integer number (10573500).

Almost surely, 2^697969332 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 697969332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1015056000).

697969332 is an abundant number, since it is smaller than the sum of its proper divisors (1332142668).

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

697969332 is a wasteful number, since it uses less digits than its factorization.

697969332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415 (or 407 counting only the distinct ones).

The product of its digits is 3306744, while the sum is 54.

The square root of 697969332 is about 26419.1092204109. The cubic root of 697969332 is about 887.0445805191.

The spelling of 697969332 in words is "six hundred ninety-seven million, nine hundred sixty-nine thousand, three hundred thirty-two".