70470744 has 32 divisors (see below), whose sum is σ = 176719920. Its totient is φ = 23417856.

The previous prime is 70470731. The next prime is 70470749. The reversal of 70470744 is 44707407.

It is a super-2 number, since 2×70470744² = 9932251519827072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70470749) 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 7 ways as a sum of consecutive naturals, for example, 3732 + ... + 12444.

Almost surely, 2^70470744 is an apocalyptic number.

It is an amenable number.

70470744 is an abundant number, since it is smaller than the sum of its proper divisors (106249176).

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

70470744 is a wasteful number, since it uses less digits than its factorization.

70470744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9059 (or 9055 counting only the distinct ones).

The product of its (nonzero) digits is 21952, while the sum is 33.

The square root of 70470744 is about 8394.6854616477. The cubic root of 70470744 is about 413.0503097747.

The spelling of 70470744 in words is "seventy million, four hundred seventy thousand, seven hundred forty-four".