146572444 has 6 divisors (see below), whose sum is σ = 256501784. Its totient is φ = 73286220.

The previous prime is 146572411. The next prime is 146572457. The reversal of 146572444 is 444275641.

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, 18321552 + ... + 18321559.

Almost surely, 2^146572444 is an apocalyptic number.

It is an amenable number.

146572444 is a deficient number, since it is larger than the sum of its proper divisors (109929340).

146572444 is a wasteful number, since it uses less digits than its factorization.

146572444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36643115 (or 36643113 counting only the distinct ones).

The product of its digits is 107520, while the sum is 37.

The square root of 146572444 is about 12106.7107010947. The cubic root of 146572444 is about 527.2510377018.

The spelling of 146572444 in words is "one hundred forty-six million, five hundred seventy-two thousand, four hundred forty-four".