149147472 has 40 divisors (see below), whose sum is σ = 386939520. Its totient is φ = 49504000.

The previous prime is 149147447. The next prime is 149147483. The reversal of 149147472 is 274741941.

149147472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 149147472.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4972 + ... + 17972.

It is an arithmetic number, because the mean of its divisors is an integer number (9673488).

Almost surely, 2^149147472 is an apocalyptic number.

149147472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

149147472 is an abundant number, since it is smaller than the sum of its proper divisors (237792048).

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

149147472 is a wasteful number, since it uses less digits than its factorization.

149147472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13251 (or 13245 counting only the distinct ones).

The product of its digits is 56448, while the sum is 39.

The square root of 149147472 is about 12212.5948102768. The cubic root of 149147472 is about 530.3207646517.

The spelling of 149147472 in words is "one hundred forty-nine million, one hundred forty-seven thousand, four hundred seventy-two".