154572066 has 24 divisors (see below), whose sum is σ = 365352624. Its totient is φ = 46839960.

The previous prime is 154572043. The next prime is 154572079. The reversal of 154572066 is 660275451.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 154572066.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 390136 + ... + 390531.

It is an arithmetic number, because the mean of its divisors is an integer number (15223026).

Almost surely, 2^154572066 is an apocalyptic number.

154572066 is an abundant number, since it is smaller than the sum of its proper divisors (210780558).

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

154572066 is a wasteful number, since it uses less digits than its factorization.

154572066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780686 (or 780683 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 154572066 is about 12432.7014763486. The cubic root of 154572066 is about 536.6737300015.

The spelling of 154572066 in words is "one hundred fifty-four million, five hundred seventy-two thousand, sixty-six".