70620404 has 12 divisors (see below), whose sum is σ = 125680800. Its totient is φ = 34711608.

The previous prime is 70620401. The next prime is 70620413. The reversal of 70620404 is 40402607.

It is a super-2 number, since 2×70620404² = 9974482922246432, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 70620404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70620401) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 149384 + ... + 149855.

It is an arithmetic number, because the mean of its divisors is an integer number (10473400).

Almost surely, 2^70620404 is an apocalyptic number.

It is an amenable number.

70620404 is a deficient number, since it is larger than the sum of its proper divisors (55060396).

70620404 is a wasteful number, since it uses less digits than its factorization.

70620404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299302 (or 299300 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 70620404 is about 8403.5947070287. The cubic root of 70620404 is about 413.3425038432.

The spelling of 70620404 in words is "seventy million, six hundred twenty thousand, four hundred four".