697985058 has 16 divisors (see below), whose sum is σ = 1418855616. Its totient is φ = 228847440.

The previous prime is 697985027. The next prime is 697985063. The reversal of 697985058 is 850589796.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 697984989 and 697985007.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 953166 + ... + 953897.

It is an arithmetic number, because the mean of its divisors is an integer number (88678476).

Almost surely, 2^697985058 is an apocalyptic number.

697985058 is an abundant number, since it is smaller than the sum of its proper divisors (720870558).

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

697985058 is a wasteful number, since it uses less digits than its factorization.

697985058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1907129.

The product of its (nonzero) digits is 5443200, while the sum is 57.

The square root of 697985058 is about 26419.4068442121. The cubic root of 697985058 is about 887.0512424920.

The spelling of 697985058 in words is "six hundred ninety-seven million, nine hundred eighty-five thousand, fifty-eight".