694153404 has 108 divisors (see below), whose sum is σ = 2074924488. Its totient is φ = 195048000.

The previous prime is 694153399. The next prime is 694153417. The reversal of 694153404 is 404351496.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 104379 + ... + 110829.

Almost surely, 2^694153404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 694153404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1037462244).

694153404 is an abundant number, since it is smaller than the sum of its proper divisors (1380771084).

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

694153404 is a wasteful number, since it uses less digits than its factorization.

694153404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6536 (or 6524 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 694153404 is about 26346.7911518652. The cubic root of 694153404 is about 885.4250797169.

The spelling of 694153404 in words is "six hundred ninety-four million, one hundred fifty-three thousand, four hundred four".