70474538 has 8 divisors (see below), whose sum is σ = 105837732. Its totient is φ = 35195296.

The previous prime is 70474499. The next prime is 70474559. The reversal of 70474538 is 83547407.

It can be written as a sum of positive squares in 2 ways, for example, as 62047129 + 8427409 = 7877^2 + 2903^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 in 3 ways as a sum of consecutive naturals, for example, 18845 + ... + 22272.

Almost surely, 2^70474538 is an apocalyptic number.

70474538 is a deficient number, since it is larger than the sum of its proper divisors (35363194).

70474538 is a wasteful number, since it uses less digits than its factorization.

70474538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41976.

The product of its (nonzero) digits is 94080, while the sum is 38.

The square root of 70474538 is about 8394.9114349110. The cubic root of 70474538 is about 413.0577222349.

The spelling of 70474538 in words is "seventy million, four hundred seventy-four thousand, five hundred thirty-eight".