70452609 has 8 divisors (see below), whose sum is σ = 93996480. Its totient is φ = 46938576.

The previous prime is 70452587. The next prime is 70452617. The reversal of 70452609 is 90625407.

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

It is not a de Polignac number, because 70452609 - 2⁸ = 70452353 is a prime.

It is a super-2 number, since 2×70452609² = 9927140229813762, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 70452609.

It is not an unprimeable number, because it can be changed into a prime (70452649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1197 + ... + 11930.

It is an arithmetic number, because the mean of its divisors is an integer number (11749560).

Almost surely, 2^70452609 is an apocalyptic number.

It is an amenable number.

70452609 is a deficient number, since it is larger than the sum of its proper divisors (23543871).

70452609 is a wasteful number, since it uses less digits than its factorization.

70452609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14919.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 70452609 is about 8393.6052444703. The cubic root of 70452609 is about 413.0148751646.

The spelling of 70452609 in words is "seventy million, four hundred fifty-two thousand, six hundred nine".