154452532 has 24 divisors (see below), whose sum is σ = 292626432. Its totient is φ = 70908000.

The previous prime is 154452527. The next prime is 154452553. The reversal of 154452532 is 235254451.

It is a super-2 number, since 2×154452532² = 47711169282422048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 154452494 and 154452503.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 2157 + ... + 17707.

It is an arithmetic number, because the mean of its divisors is an integer number (12192768).

Almost surely, 2^154452532 is an apocalyptic number.

It is an amenable number.

154452532 is a deficient number, since it is larger than the sum of its proper divisors (138173900).

154452532 is a wasteful number, since it uses less digits than its factorization.

154452532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15759 (or 15757 counting only the distinct ones).

The product of its digits is 24000, while the sum is 31.

The square root of 154452532 is about 12427.8933049813. The cubic root of 154452532 is about 536.5353537674.

The spelling of 154452532 in words is "one hundred fifty-four million, four hundred fifty-two thousand, five hundred thirty-two".