70227936 has 72 divisors (see below), whose sum is σ = 203144760. Its totient is φ = 23006976.

The previous prime is 70227931. The next prime is 70227953. The reversal of 70227936 is 63972207.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 70227936.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70227931) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14926 + ... + 19058.

It is an arithmetic number, because the mean of its divisors is an integer number (2821455).

Almost surely, 2^70227936 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 70227936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101572380).

70227936 is an abundant number, since it is smaller than the sum of its proper divisors (132916824).

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

70227936 is a wasteful number, since it uses less digits than its factorization.

70227936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4208 (or 4197 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 36.

The square root of 70227936 is about 8380.2109758645. The cubic root of 70227936 is about 412.5753735544.

The spelling of 70227936 in words is "seventy million, two hundred twenty-seven thousand, nine hundred thirty-six".