690414636 has 24 divisors (see below), whose sum is σ = 1612643760. Its totient is φ = 229898752.

The previous prime is 690414601. The next prime is 690414661. The reversal of 690414636 is 636414096.

It is a junction number, because it is equal to n+sod(n) for n = 690414594 and 690414603.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17721 + ... + 41168.

It is an arithmetic number, because the mean of its divisors is an integer number (67193490).

Almost surely, 2^690414636 is an apocalyptic number.

It is an amenable number.

690414636 is an abundant number, since it is smaller than the sum of its proper divisors (922229124).

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

690414636 is a wasteful number, since it uses less digits than its factorization.

690414636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59873 (or 59871 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 39.

The square root of 690414636 is about 26275.7423491707. The cubic root of 690414636 is about 883.8325594157.

The spelling of 690414636 in words is "six hundred ninety million, four hundred fourteen thousand, six hundred thirty-six".