70700850 has 216 divisors, whose sum is σ = 224641872. Its totient is φ = 16394400.

The previous prime is 70700837. The next prime is 70700893. The reversal of 70700850 is 5800707.

It is a super-2 number, since 2×70700850² = 9997220381445000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 3073939 + ... + 3073961.

Almost surely, 2^70700850 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70700850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112320936).

70700850 is an abundant number, since it is smaller than the sum of its proper divisors (153941022).

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

70700850 is a wasteful number, since it uses less digits than its factorization.

70700850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84 (or 44 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 27.

The square root of 70700850 is about 8408.3797487982. The cubic root of 70700850 is about 413.4993949168.

The spelling of 70700850 in words is "seventy million, seven hundred thousand, eight hundred fifty".