70663404 has 24 divisors (see below), whose sum is σ = 188435968. Its totient is φ = 20189520.

The previous prime is 70663403. The next prime is 70663423. The reversal of 70663404 is 40436607.

It is not an unprimeable number, because it can be changed into a prime (70663403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 420532 + ... + 420699.

Almost surely, 2^70663404 is an apocalyptic number.

It is an amenable number.

70663404 is an abundant number, since it is smaller than the sum of its proper divisors (117772564).

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

70663404 is a wasteful number, since it uses less digits than its factorization.

70663404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 841245 (or 841243 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 70663404 is about 8406.1527466493. The cubic root of 70663404 is about 413.4263800814.

The spelling of 70663404 in words is "seventy million, six hundred sixty-three thousand, four hundred four".