70736616 has 24 divisors (see below), whose sum is σ = 191578530. Its totient is φ = 23578848.

The previous prime is 70736599. The next prime is 70736641. The reversal of 70736616 is 61663707.

70736616 is a `hidden beast` number, since 7 + 0 + 7 + 36 + 616 = 666.

It can be written as a sum of positive squares in only one way, i.e., 66096900 + 4639716 = 8130^2 + 2154^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 491155 + ... + 491298.

Almost surely, 2^70736616 is an apocalyptic number.

It is an amenable number.

70736616 is an abundant number, since it is smaller than the sum of its proper divisors (120841914).

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

70736616 is a wasteful number, since it uses less digits than its factorization.

70736616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 982465 (or 982458 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 36.

The square root of 70736616 is about 8410.5062867820. The cubic root of 70736616 is about 413.5691099024.

It can be divided in two parts, 7073 and 6616, that added together give a square (13689 = 117²).

The spelling of 70736616 in words is "seventy million, seven hundred thirty-six thousand, six hundred sixteen".