154189696 has 16 divisors (see below), whose sum is σ = 307175040. Its totient is φ = 77094784.

The previous prime is 154189669. The next prime is 154189697. The reversal of 154189696 is 696981451.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154189697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 602176 + ... + 602431.

It is an arithmetic number, because the mean of its divisors is an integer number (19198440).

Almost surely, 2^154189696 is an apocalyptic number.

154189696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

154189696 is a deficient number, since it is larger than the sum of its proper divisors (152985344).

154189696 is an equidigital number, since it uses as much as digits as its factorization.

154189696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1204621 (or 1204609 counting only the distinct ones).

The product of its digits is 466560, while the sum is 49.

The square root of 154189696 is about 12417.3143634201. The cubic root of 154189696 is about 536.2308354513.

The spelling of 154189696 in words is "one hundred fifty-four million, one hundred eighty-nine thousand, six hundred ninety-six".