154861416 has 32 divisors (see below), whose sum is σ = 430171200. Its totient is φ = 51620400.

The previous prime is 154861411. The next prime is 154861433. The reversal of 154861416 is 614168451.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (154861411) by changing a digit.

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, 358260 + ... + 358691.

It is an arithmetic number, because the mean of its divisors is an integer number (13442850).

Almost surely, 2^154861416 is an apocalyptic number.

It is an amenable number.

154861416 is an abundant number, since it is smaller than the sum of its proper divisors (275309784).

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

154861416 is a wasteful number, since it uses less digits than its factorization.

154861416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 716966 (or 716956 counting only the distinct ones).

The product of its digits is 23040, while the sum is 36.

The square root of 154861416 is about 12444.3326860061. The cubic root of 154861416 is about 537.0083953620.

The spelling of 154861416 in words is "one hundred fifty-four million, eight hundred sixty-one thousand, four hundred sixteen".