70448022 has 32 divisors (see below), whose sum is σ = 157476960. Its totient is φ = 23343840.

The previous prime is 70448009. The next prime is 70448023. The reversal of 70448022 is 22084407.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70448023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5572 + ... + 13112.

It is an arithmetic number, because the mean of its divisors is an integer number (4921155).

Almost surely, 2^70448022 is an apocalyptic number.

70448022 is an abundant number, since it is smaller than the sum of its proper divisors (87028938).

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

70448022 is a wasteful number, since it uses less digits than its factorization.

70448022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7725 (or 7719 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 27.

The square root of 70448022 is about 8393.3319962932. The cubic root of 70448022 is about 413.0059115015.

The spelling of 70448022 in words is "seventy million, four hundred forty-eight thousand, twenty-two".