145572600 has 48 divisors (see below), whose sum is σ = 451276920. Its totient is φ = 38819200.

The previous prime is 145572577. The next prime is 145572617. The reversal of 145572600 is 6275541.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 120711 + ... + 121910.

Almost surely, 2^145572600 is an apocalyptic number.

145572600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

145572600 is an abundant number, since it is smaller than the sum of its proper divisors (305704320).

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

145572600 is a wasteful number, since it uses less digits than its factorization.

145572600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242640 (or 242631 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 145572600 is about 12065.3470733336. The cubic root of 145572600 is about 526.0494201953.

The spelling of 145572600 in words is "one hundred forty-five million, five hundred seventy-two thousand, six hundred".