690573356 has 12 divisors (see below), whose sum is σ = 1318367400. Its totient is φ = 313896960.

The previous prime is 690573353. The next prime is 690573407. The reversal of 690573356 is 653375096.

It is a Harshad number since it is a multiple of its sum of digits (44), and also a Moran number because the ratio is a prime number: 15694849 = 690573356 / (6 + 9 + 0 + 5 + 7 + 3 + 3 + 5 + 6).

It is not an unprimeable number, because it can be changed into a prime (690573353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7847381 + ... + 7847468.

It is an arithmetic number, because the mean of its divisors is an integer number (109863950).

Almost surely, 2^690573356 is an apocalyptic number.

It is an amenable number.

690573356 is a deficient number, since it is larger than the sum of its proper divisors (627794044).

690573356 is a wasteful number, since it uses less digits than its factorization.

690573356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15694864 (or 15694862 counting only the distinct ones).

The product of its (nonzero) digits is 510300, while the sum is 44.

The square root of 690573356 is about 26278.7624518355. The cubic root of 690573356 is about 883.9002825626.

The spelling of 690573356 in words is "six hundred ninety million, five hundred seventy-three thousand, three hundred fifty-six".