70422394 has 16 divisors (see below), whose sum is σ = 121395456. Its totient is φ = 30013200.

The previous prime is 70422377. The next prime is 70422409. The reversal of 70422394 is 49322407.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11362 + ... + 16429.

It is an arithmetic number, because the mean of its divisors is an integer number (7587216).

Almost surely, 2^70422394 is an apocalyptic number.

70422394 is a deficient number, since it is larger than the sum of its proper divisors (50973062).

70422394 is a wasteful number, since it uses less digits than its factorization.

70422394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27981.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 70422394 is about 8391.8051693304. The cubic root of 70422394 is about 412.9558235125.

The spelling of 70422394 in words is "seventy million, four hundred twenty-two thousand, three hundred ninety-four".