151449372 has 24 divisors (see below), whose sum is σ = 392646800. Its totient is φ = 50483088.

The previous prime is 151449341. The next prime is 151449373. The reversal of 151449372 is 273944151.

151449372 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151449373) 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, 701047 + ... + 701262.

Almost surely, 2^151449372 is an apocalyptic number.

151449372 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

151449372 is an abundant number, since it is smaller than the sum of its proper divisors (241197428).

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

151449372 is a wasteful number, since it uses less digits than its factorization.

151449372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1402322 (or 1402314 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 151449372 is about 12306.4768313275. The cubic root of 151449372 is about 533.0351216550.

The spelling of 151449372 in words is "one hundred fifty-one million, four hundred forty-nine thousand, three hundred seventy-two".