1000697232 has 20 divisors (see below), whose sum is σ = 2585134640. Its totient is φ = 333565728.

The previous prime is 1000697189. The next prime is 1000697237. The reversal of 1000697232 is 2327960001.

It is a self number, because there is not a number n which added to its sum of digits gives 1000697232.

It is not an unprimeable number, because it can be changed into a prime (1000697237) 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, 10423882 + ... + 10423977.

It is an arithmetic number, because the mean of its divisors is an integer number (129256732).

Almost surely, 2^1000697232 is an apocalyptic number.

1000697232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1000697232 is an abundant number, since it is smaller than the sum of its proper divisors (1584437408).

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

1000697232 is a wasteful number, since it uses less digits than its factorization.

1000697232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20847870 (or 20847864 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 1000697232 is about 31633.7988866339. The cubic root of 1000697232 is about 1000.2323566729.

The spelling of 1000697232 in words is "one billion, six hundred ninety-seven thousand, two hundred thirty-two".