70437404 has 12 divisors (see below), whose sum is σ = 127516200. Its totient is φ = 34004208.

The previous prime is 70437403. The next prime is 70437407. The reversal of 70437404 is 40473407.

It is a super-2 number, since 2×70437404² = 9922855764518432, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70437403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 303494 + ... + 303725.

It is an arithmetic number, because the mean of its divisors is an integer number (10626350).

Almost surely, 2^70437404 is an apocalyptic number.

It is an amenable number.

70437404 is a deficient number, since it is larger than the sum of its proper divisors (57078796).

70437404 is a wasteful number, since it uses less digits than its factorization.

70437404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607252 (or 607250 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 29.

The square root of 70437404 is about 8392.6994465428. The cubic root of 70437404 is about 412.9851608971.

The spelling of 70437404 in words is "seventy million, four hundred thirty-seven thousand, four hundred four".