70653444 has 24 divisors (see below), whose sum is σ = 167653920. Its totient is φ = 23151744.

The previous prime is 70653437. The next prime is 70653463. The reversal of 70653444 is 44435607.

It is a happy number.

It is a super-2 number, since 2×70653444² = 9983818298122272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49189 + ... + 50604.

It is an arithmetic number, because the mean of its divisors is an integer number (6985580).

Almost surely, 2^70653444 is an apocalyptic number.

It is an amenable number.

70653444 is an abundant number, since it is smaller than the sum of its proper divisors (97000476).

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

70653444 is a wasteful number, since it uses less digits than its factorization.

70653444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99859 (or 99857 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 33.

The square root of 70653444 is about 8405.5603025616. The cubic root of 70653444 is about 413.4069550326.

The spelling of 70653444 in words is "seventy million, six hundred fifty-three thousand, four hundred forty-four".