154365216 has 48 divisors (see below), whose sum is σ = 410778144. Its totient is φ = 50747904.

The previous prime is 154365193. The next prime is 154365217. The reversal of 154365216 is 612563451.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (154365217) 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, 4006 + ... + 18021.

It is an arithmetic number, because the mean of its divisors is an integer number (8557878).

Almost surely, 2^154365216 is an apocalyptic number.

154365216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

154365216 is an abundant number, since it is smaller than the sum of its proper divisors (256412928).

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

154365216 is a wasteful number, since it uses less digits than its factorization.

154365216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22113 (or 22105 counting only the distinct ones).

The product of its digits is 21600, while the sum is 33.

The square root of 154365216 is about 12424.3799040435. The cubic root of 154365216 is about 536.4342289509.

The spelling of 154365216 in words is "one hundred fifty-four million, three hundred sixty-five thousand, two hundred sixteen".