154516452 has 24 divisors (see below), whose sum is σ = 364884576. Its totient is φ = 50884608.

The previous prime is 154516447. The next prime is 154516459. The reversal of 154516452 is 254615451.

It is not an unprimeable number, because it can be changed into a prime (154516459) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76573 + ... + 78564.

It is an arithmetic number, because the mean of its divisors is an integer number (15203524).

Almost surely, 2^154516452 is an apocalyptic number.

154516452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

154516452 is an abundant number, since it is smaller than the sum of its proper divisors (210368124).

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

154516452 is a wasteful number, since it uses less digits than its factorization.

154516452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155227 (or 155225 counting only the distinct ones).

The product of its digits is 24000, while the sum is 33.

The square root of 154516452 is about 12430.4646735349. The cubic root of 154516452 is about 536.6093584026.

The spelling of 154516452 in words is "one hundred fifty-four million, five hundred sixteen thousand, four hundred fifty-two".