146331052 has 36 divisors (see below), whose sum is σ = 298627560. Its totient is φ = 62557824.

The previous prime is 146331049. The next prime is 146331089. The reversal of 146331052 is 250133641.

146331052 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 115599 + ... + 116857.

It is an arithmetic number, because the mean of its divisors is an integer number (8295210).

Almost surely, 2^146331052 is an apocalyptic number.

It is an amenable number.

146331052 is an abundant number, since it is smaller than the sum of its proper divisors (152296508).

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

146331052 is a wasteful number, since it uses less digits than its factorization.

146331052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1870 (or 1861 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 146331052 is about 12096.7372460511. The cubic root of 146331052 is about 526.9614332058.

Adding to 146331052 its reverse (250133641), we get a palindrome (396464693).

The spelling of 146331052 in words is "one hundred forty-six million, three hundred thirty-one thousand, fifty-two".