146031656 has 8 divisors (see below), whose sum is σ = 273809370. Its totient is φ = 73015824.

The previous prime is 146031653. The next prime is 146031671. The reversal of 146031656 is 656130641.

It can be written as a sum of positive squares in only one way, i.e., 140896900 + 5134756 = 11870^2 + 2266^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (146031653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9126971 + ... + 9126986.

Almost surely, 2^146031656 is an apocalyptic number.

It is an amenable number.

146031656 is a deficient number, since it is larger than the sum of its proper divisors (127777714).

146031656 is a wasteful number, since it uses less digits than its factorization.

146031656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18253963 (or 18253959 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 146031656 is about 12084.3558371971. The cubic root of 146031656 is about 526.6017969205.

The spelling of 146031656 in words is "one hundred forty-six million, thirty-one thousand, six hundred fifty-six".