70442584 has 8 divisors (see below), whose sum is σ = 132079860. Its totient is φ = 35221288.

The previous prime is 70442573. The next prime is 70442599. The reversal of 70442584 is 48524407.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 4402654 + ... + 4402669.

Almost surely, 2^70442584 is an apocalyptic number.

It is an amenable number.

70442584 is a deficient number, since it is larger than the sum of its proper divisors (61637276).

70442584 is a wasteful number, since it uses less digits than its factorization.

70442584 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8805329 (or 8805325 counting only the distinct ones).

The product of its (nonzero) digits is 35840, while the sum is 34.

The square root of 70442584 is about 8393.0080424124. The cubic root of 70442584 is about 412.9952843570.

The spelling of 70442584 in words is "seventy million, four hundred forty-two thousand, five hundred eighty-four".