154642416 has 20 divisors (see below), whose sum is σ = 399493032. Its totient is φ = 51547456.

The previous prime is 154642391. The next prime is 154642417. The reversal of 154642416 is 614246451.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154642417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1610811 + ... + 1610906.

Almost surely, 2^154642416 is an apocalyptic number.

154642416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

154642416 is an abundant number, since it is smaller than the sum of its proper divisors (244850616).

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

154642416 is a wasteful number, since it uses less digits than its factorization.

154642416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3221728 (or 3221722 counting only the distinct ones).

The product of its digits is 23040, while the sum is 33.

The square root of 154642416 is about 12435.5303867587. The cubic root of 154642416 is about 536.7551359794.

Adding to 154642416 its reverse (614246451), we get a palindrome (768888867).

The spelling of 154642416 in words is "one hundred fifty-four million, six hundred forty-two thousand, four hundred sixteen".