70074386 has 4 divisors (see below), whose sum is σ = 105111582. Its totient is φ = 35037192.

The previous prime is 70074341. The next prime is 70074397. The reversal of 70074386 is 68347007.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 70040161 + 34225 = 8369^2 + 185^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17518595 + ... + 17518598.

Almost surely, 2^70074386 is an apocalyptic number.

70074386 is a deficient number, since it is larger than the sum of its proper divisors (35037196).

70074386 is a wasteful number, since it uses less digits than its factorization.

70074386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35037195.

The product of its (nonzero) digits is 28224, while the sum is 35.

The square root of 70074386 is about 8371.0444987469. The cubic root of 70074386 is about 412.2744620765.

The spelling of 70074386 in words is "seventy million, seventy-four thousand, three hundred eighty-six".