151473520 has 80 divisors (see below), whose sum is σ = 393224832. Its totient is φ = 53786880.

The previous prime is 151473503. The next prime is 151473521. The reversal of 151473520 is 25374151.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×151473520² = 45888454522380800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151473521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35839 + ... + 39841.

Almost surely, 2^151473520 is an apocalyptic number.

151473520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 151473520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (196612416).

151473520 is an abundant number, since it is smaller than the sum of its proper divisors (241751312).

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

151473520 is a wasteful number, since it uses less digits than its factorization.

151473520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4070 (or 4064 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 151473520 is about 12307.4579016140. The cubic root of 151473520 is about 533.0634502595.

The spelling of 151473520 in words is "one hundred fifty-one million, four hundred seventy-three thousand, five hundred twenty".