70493952 has 72 divisors (see below), whose sum is σ = 197532160. Its totient is φ = 22256640.

The previous prime is 70493903. The next prime is 70493977. The reversal of 70493952 is 25939407.

It is a self number, because there is not a number n which added to its sum of digits gives 70493952.

It is a congruent number.

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, 12177 + ... + 17007.

Almost surely, 2^70493952 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70493952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98766080).

70493952 is an abundant number, since it is smaller than the sum of its proper divisors (127038208).

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

70493952 is a wasteful number, since it uses less digits than its factorization.

70493952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4869 (or 4855 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 39.

The square root of 70493952 is about 8396.0676509900. The cubic root of 70493952 is about 413.0956478300.

The spelling of 70493952 in words is "seventy million, four hundred ninety-three thousand, nine hundred fifty-two".