148891672 has 8 divisors (see below), whose sum is σ = 279171900. Its totient is φ = 74445832.

The previous prime is 148891669. The next prime is 148891693. The reversal of 148891672 is 276198841.

148891672 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9305722 + ... + 9305737.

Almost surely, 2^148891672 is an apocalyptic number.

It is an amenable number.

148891672 is a deficient number, since it is larger than the sum of its proper divisors (130280228).

148891672 is a wasteful number, since it uses less digits than its factorization.

148891672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18611465 (or 18611461 counting only the distinct ones).

The product of its digits is 193536, while the sum is 46.

The square root of 148891672 is about 12202.1175211518. The cubic root of 148891672 is about 530.0174101318.

It can be divided in two parts, 14889 and 1672, that added together give a palindrome (16561).

The spelling of 148891672 in words is "one hundred forty-eight million, eight hundred ninety-one thousand, six hundred seventy-two".