70247406 has 16 divisors (see below), whose sum is σ = 142876800. Its totient is φ = 23018808.

The previous prime is 70247393. The next prime is 70247413. The reversal of 70247406 is 60474207.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98866 + ... + 99573.

It is an arithmetic number, because the mean of its divisors is an integer number (8929800).

Almost surely, 2^70247406 is an apocalyptic number.

70247406 is an abundant number, since it is smaller than the sum of its proper divisors (72629394).

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

70247406 is a wasteful number, since it uses less digits than its factorization.

70247406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198503.

The product of its (nonzero) digits is 9408, while the sum is 30.

The square root of 70247406 is about 8381.3725606251. The cubic root of 70247406 is about 412.6134975108.

The spelling of 70247406 in words is "seventy million, two hundred forty-seven thousand, four hundred six".