146252188 has 6 divisors (see below), whose sum is σ = 255941336. Its totient is φ = 73126092.

The previous prime is 146252179. The next prime is 146252189. The reversal of 146252188 is 881252641.

146252188 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146252189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18281520 + ... + 18281527.

Almost surely, 2^146252188 is an apocalyptic number.

It is an amenable number.

146252188 is a deficient number, since it is larger than the sum of its proper divisors (109689148).

146252188 is a wasteful number, since it uses less digits than its factorization.

146252188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36563051 (or 36563049 counting only the distinct ones).

The product of its digits is 30720, while the sum is 37.

The square root of 146252188 is about 12093.4770847759. The cubic root of 146252188 is about 526.8667489175.

The spelling of 146252188 in words is "one hundred forty-six million, two hundred fifty-two thousand, one hundred eighty-eight".