70665124 has 18 divisors (see below), whose sum is σ = 131368370. Its totient is φ = 33253632.

The previous prime is 70665113. The next prime is 70665139. The reversal of 70665124 is 42156607.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 11682724 + 58982400 = 3418^2 + 7680^2 .

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 29409 + ... + 31720.

Almost surely, 2^70665124 is an apocalyptic number.

It is an amenable number.

70665124 is a deficient number, since it is larger than the sum of its proper divisors (60703246).

70665124 is a wasteful number, since it uses less digits than its factorization.

70665124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61167 (or 61148 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 70665124 is about 8406.2550520431. The cubic root of 70665124 is about 413.4297344231.

The spelling of 70665124 in words is "seventy million, six hundred sixty-five thousand, one hundred twenty-four".