70706442 has 24 divisors (see below), whose sum is σ = 143814528. Its totient is φ = 23175120.

The previous prime is 70706431. The next prime is 70706459. The reversal of 70706442 is 24460707.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20743 + ... + 23909.

It is an arithmetic number, because the mean of its divisors is an integer number (5992272).

Almost surely, 2^70706442 is an apocalyptic number.

70706442 is an abundant number, since it is smaller than the sum of its proper divisors (73108086).

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

70706442 is a wasteful number, since it uses less digits than its factorization.

70706442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3294 (or 3233 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 30.

The square root of 70706442 is about 8408.7122676424. The cubic root of 70706442 is about 413.5102963777.

The spelling of 70706442 in words is "seventy million, seven hundred six thousand, four hundred forty-two".