70426018 has 24 divisors (see below), whose sum is σ = 115290000. Its totient is φ = 32248944.

The previous prime is 70426003. The next prime is 70426021. The reversal of 70426018 is 81062407.

It is a super-2 number, since 2×70426018² = 9919648022672648, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46233 + ... + 47731.

It is an arithmetic number, because the mean of its divisors is an integer number (4803750).

Almost surely, 2^70426018 is an apocalyptic number.

70426018 is a deficient number, since it is larger than the sum of its proper divisors (44863982).

70426018 is a wasteful number, since it uses less digits than its factorization.

70426018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1666 (or 1653 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 70426018 is about 8392.0210914892. The cubic root of 70426018 is about 412.9629070842.

The spelling of 70426018 in words is "seventy million, four hundred twenty-six thousand, eighteen".