146861788 has 12 divisors (see below), whose sum is σ = 257113080. Its totient is φ = 73400912.

The previous prime is 146861761. The next prime is 146861807. The reversal of 146861788 is 887168641.

It is a happy number.

146861788 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 an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6378 + ... + 18286.

It is an arithmetic number, because the mean of its divisors is an integer number (21426090).

Almost surely, 2^146861788 is an apocalyptic number.

It is an amenable number.

146861788 is a deficient number, since it is larger than the sum of its proper divisors (110251292).

146861788 is a wasteful number, since it uses less digits than its factorization.

146861788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14996 (or 14994 counting only the distinct ones).

The product of its digits is 516096, while the sum is 49.

The square root of 146861788 is about 12118.6545457819. The cubic root of 146861788 is about 527.5977528235.

The spelling of 146861788 in words is "one hundred forty-six million, eight hundred sixty-one thousand, seven hundred eighty-eight".