70091098 has 32 divisors (see below), whose sum is σ = 134633088. Its totient is φ = 26568000.

The previous prime is 70091083. The next prime is 70091107. The reversal of 70091098 is 89019007.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 453 + ... + 11848.

It is an arithmetic number, because the mean of its divisors is an integer number (4207284).

Almost surely, 2^70091098 is an apocalyptic number.

70091098 is a deficient number, since it is larger than the sum of its proper divisors (64541990).

70091098 is a wasteful number, since it uses less digits than its factorization.

70091098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12358.

The product of its (nonzero) digits is 4536, while the sum is 34.

The square root of 70091098 is about 8372.0426420319. The cubic root of 70091098 is about 412.3072338378.

The spelling of 70091098 in words is "seventy million, ninety-one thousand, ninety-eight".