70450700 has 18 divisors (see below), whose sum is σ = 152878236. Its totient is φ = 28180240.

The previous prime is 70450691. The next prime is 70450717. The reversal of 70450700 is 705407.

It is a happy number.

It is a super-2 number, since 2×70450700² = 9926602260980000, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 352154 + ... + 352353.

Almost surely, 2^70450700 is an apocalyptic number.

It is an amenable number.

70450700 is an abundant number, since it is smaller than the sum of its proper divisors (82427536).

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

70450700 is a wasteful number, since it uses less digits than its factorization.

70450700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704521 (or 704514 counting only the distinct ones).

The product of its (nonzero) digits is 980, while the sum is 23.

The square root of 70450700 is about 8393.4915261767. The cubic root of 70450700 is about 413.0111447491.

The spelling of 70450700 in words is "seventy million, four hundred fifty thousand, seven hundred".