146944264 has 8 divisors (see below), whose sum is σ = 275520510. Its totient is φ = 73472128.

The previous prime is 146944261. The next prime is 146944283. The reversal of 146944264 is 462449641.

It can be written as a sum of positive squares in only one way, i.e., 137592900 + 9351364 = 11730^2 + 3058^2 .

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 (146944261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9184009 + ... + 9184024.

Almost surely, 2^146944264 is an apocalyptic number.

It is an amenable number.

146944264 is a deficient number, since it is larger than the sum of its proper divisors (128576246).

146944264 is a wasteful number, since it uses less digits than its factorization.

146944264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18368039 (or 18368035 counting only the distinct ones).

The product of its digits is 165888, while the sum is 40.

The square root of 146944264 is about 12122.0569211665. The cubic root of 146944264 is about 527.6964987481.

The spelling of 146944264 in words is "one hundred forty-six million, nine hundred forty-four thousand, two hundred sixty-four".