70497716 has 6 divisors (see below), whose sum is σ = 123371010. Its totient is φ = 35248856.

The previous prime is 70497703. The next prime is 70497719. The reversal of 70497716 is 61779407.

It can be written as a sum of positive squares in only one way, i.e., 70492816 + 4900 = 8396^2 + 70^2 .

It is a super-2 number, since 2×70497716² = 9939855922433312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70497719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8812211 + ... + 8812218.

It is an arithmetic number, because the mean of its divisors is an integer number (20561835).

Almost surely, 2^70497716 is an apocalyptic number.

It is an amenable number.

70497716 is a deficient number, since it is larger than the sum of its proper divisors (52873294).

70497716 is a wasteful number, since it uses less digits than its factorization.

70497716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17624433 (or 17624431 counting only the distinct ones).

The product of its (nonzero) digits is 74088, while the sum is 41.

The square root of 70497716 is about 8396.2918005510. The cubic root of 70497716 is about 413.1030000652.

The spelling of 70497716 in words is "seventy million, four hundred ninety-seven thousand, seven hundred sixteen".