70623946 has 16 divisors (see below), whose sum is σ = 107625600. Its totient is φ = 34751808.

The previous prime is 70623929. The next prime is 70623977. The reversal of 70623946 is 64932607.

It is a super-2 number, since 2×70623946² = 9975483497221832, 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, 69490 + ... + 70498.

It is an arithmetic number, because the mean of its divisors is an integer number (6726600).

Almost surely, 2^70623946 is an apocalyptic number.

70623946 is a deficient number, since it is larger than the sum of its proper divisors (37001654).

70623946 is a wasteful number, since it uses less digits than its factorization.

70623946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1533.

The product of its (nonzero) digits is 54432, while the sum is 37.

The square root of 70623946 is about 8403.8054475339. The cubic root of 70623946 is about 413.3494141911.

The spelling of 70623946 in words is "seventy million, six hundred twenty-three thousand, nine hundred forty-six".