154214656 has 18 divisors (see below), whose sum is σ = 307827422. Its totient is φ = 77107200.

The previous prime is 154214623. The next prime is 154214693. The reversal of 154214656 is 656412451.

It can be written as a sum of positive squares in only one way, i.e., 154157056 + 57600 = 12416^2 + 240^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300945 + ... + 301456.

Almost surely, 2^154214656 is an apocalyptic number.

154214656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

154214656 is a deficient number, since it is larger than the sum of its proper divisors (153612766).

154214656 is an frugal number, since it uses more digits than its factorization.

154214656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602417 (or 602403 counting only the distinct ones).

The product of its digits is 28800, while the sum is 34.

The square root of 154214656 is about 12418.3193709938. The cubic root of 154214656 is about 536.2597686417.

The spelling of 154214656 in words is "one hundred fifty-four million, two hundred fourteen thousand, six hundred fifty-six".