145573374 has 16 divisors (see below), whose sum is σ = 292069008. Its totient is φ = 48370752.

The previous prime is 145573349. The next prime is 145573381. The reversal of 145573374 is 473375541.

It is a Curzon number.

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, 36367 + ... + 40170.

It is an arithmetic number, because the mean of its divisors is an integer number (18254313).

Almost surely, 2^145573374 is an apocalyptic number.

145573374 is an abundant number, since it is smaller than the sum of its proper divisors (146495634).

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

145573374 is a wasteful number, since it uses less digits than its factorization.

145573374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76859.

The product of its digits is 176400, while the sum is 39.

The square root of 145573374 is about 12065.3791486219. The cubic root of 145573374 is about 526.0503525171.

The spelling of 145573374 in words is "one hundred forty-five million, five hundred seventy-three thousand, three hundred seventy-four".