694428954 has 64 divisors (see below), whose sum is σ = 1570544640. Its totient is φ = 203535360.

The previous prime is 694428883. The next prime is 694428979. The reversal of 694428954 is 459824496.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a junction number, because it is equal to n+sod(n) for n = 694428897 and 694428906.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 87912 + ... + 95484.

It is an arithmetic number, because the mean of its divisors is an integer number (24539760).

Almost surely, 2^694428954 is an apocalyptic number.

694428954 is an abundant number, since it is smaller than the sum of its proper divisors (876115686).

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

694428954 is a wasteful number, since it uses less digits than its factorization.

694428954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7655.

The product of its digits is 2488320, while the sum is 51.

The square root of 694428954 is about 26352.0199225790. The cubic root of 694428954 is about 885.5422231818.

The spelling of 694428954 in words is "six hundred ninety-four million, four hundred twenty-eight thousand, nine hundred fifty-four".