146366978 has 16 divisors (see below), whose sum is σ = 222570936. Its totient is φ = 72182400.

The previous prime is 146366959. The next prime is 146366981. The reversal of 146366978 is 879663641.

146366978 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 133240849 + 13126129 = 11543^2 + 3623^2 .

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, 57950 + ... + 60422.

Almost surely, 2^146366978 is an apocalyptic number.

146366978 is a deficient number, since it is larger than the sum of its proper divisors (76203958).

146366978 is a wasteful number, since it uses less digits than its factorization.

146366978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2869.

The product of its digits is 1306368, while the sum is 50.

The square root of 146366978 is about 12098.2221007882. Note that the first 3 decimals coincide. The cubic root of 146366978 is about 527.0045547605.

The spelling of 146366978 in words is "one hundred forty-six million, three hundred sixty-six thousand, nine hundred seventy-eight".