70898250 has 32 divisors (see below), whose sum is σ = 176963904. Its totient is φ = 18906000.

The previous prime is 70898237. The next prime is 70898297. The reversal of 70898250 is 5289807.

It is a junction number, because it is equal to n+sod(n) for n = 70898199 and 70898208.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46516 + ... + 48015.

It is an arithmetic number, because the mean of its divisors is an integer number (5530122).

Almost surely, 2^70898250 is an apocalyptic number.

70898250 is an abundant number, since it is smaller than the sum of its proper divisors (106065654).

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

70898250 is a wasteful number, since it uses less digits than its factorization.

70898250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94551 (or 94541 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 39.

The square root of 70898250 is about 8420.1098567655. The cubic root of 70898250 is about 413.8838737053.

The spelling of 70898250 in words is "seventy million, eight hundred ninety-eight thousand, two hundred fifty".