70045534 has 16 divisors (see below), whose sum is σ = 118071072. Its totient is φ = 30922848.

The previous prime is 70045529. The next prime is 70045537. The reversal of 70045534 is 43554007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70045537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57969 + ... + 59164.

It is an arithmetic number, because the mean of its divisors is an integer number (7379442).

Almost surely, 2^70045534 is an apocalyptic number.

70045534 is a deficient number, since it is larger than the sum of its proper divisors (48025538).

70045534 is a wasteful number, since it uses less digits than its factorization.

70045534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117171.

The product of its (nonzero) digits is 8400, while the sum is 28.

The square root of 70045534 is about 8369.3209999378. The cubic root of 70045534 is about 412.2178718522.

The spelling of 70045534 in words is "seventy million, forty-five thousand, five hundred thirty-four".