145732564 has 24 divisors (see below), whose sum is σ = 260691200. Its totient is φ = 71267040.

The previous prime is 145732493. The next prime is 145732583. The reversal of 145732564 is 465237541.

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, 32329 + ... + 36559.

Almost surely, 2^145732564 is an apocalyptic number.

It is an amenable number.

145732564 is a deficient number, since it is larger than the sum of its proper divisors (114958636).

145732564 is a wasteful number, since it uses less digits than its factorization.

145732564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4423 (or 4421 counting only the distinct ones).

The product of its digits is 100800, while the sum is 37.

The square root of 145732564 is about 12071.9743207149. The cubic root of 145732564 is about 526.2420346607.

The spelling of 145732564 in words is "one hundred forty-five million, seven hundred thirty-two thousand, five hundred sixty-four".