84274154 has 8 divisors (see below), whose sum is σ = 126490980. Its totient is φ = 42110496.

The previous prime is 84274121. The next prime is 84274159. The reversal of 84274154 is 45147248.

It can be written as a sum of positive squares in 2 ways, for example, as 70174129 + 14100025 = 8377^2 + 3755^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (84274159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9059 + ... + 15830.

Almost surely, 2^84274154 is an apocalyptic number.

84274154 is a deficient number, since it is larger than the sum of its proper divisors (42216826).

84274154 is a wasteful number, since it uses less digits than its factorization.

84274154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26584.

The product of its digits is 35840, while the sum is 35.

The square root of 84274154 is about 9180.0955332720. The cubic root of 84274154 is about 438.4278500354.

The spelling of 84274154 in words is "eighty-four million, two hundred seventy-four thousand, one hundred fifty-four".