146291952 has 40 divisors (see below), whose sum is σ = 381401680. Its totient is φ = 48314880.

The previous prime is 146291941. The next prime is 146291989. The reversal of 146291952 is 259192641.

It is a self number, because there is not a number n which added to its sum of digits gives 146291952.

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 7 ways as a sum of consecutive naturals, for example, 8749 + ... + 19212.

It is an arithmetic number, because the mean of its divisors is an integer number (9535042).

Almost surely, 2^146291952 is an apocalyptic number.

146291952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

146291952 is an abundant number, since it is smaller than the sum of its proper divisors (235109728).

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

146291952 is a wasteful number, since it uses less digits than its factorization.

146291952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28081 (or 28075 counting only the distinct ones).

The product of its digits is 38880, while the sum is 39.

The square root of 146291952 is about 12095.1209998081. The cubic root of 146291952 is about 526.9144939149.

The spelling of 146291952 in words is "one hundred forty-six million, two hundred ninety-one thousand, nine hundred fifty-two".