146549056 has 14 divisors (see below), whose sum is σ = 290808410. Its totient is φ = 73274496.

The previous prime is 146549017. The next prime is 146549057. The reversal of 146549056 is 650945641.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 94478400 + 52070656 = 9720^2 + 7216^2 .

It is a super-2 number, since 2×146549056² = 42953251628982272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146549057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1144851 + ... + 1144978.

Almost surely, 2^146549056 is an apocalyptic number.

146549056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

146549056 is a deficient number, since it is larger than the sum of its proper divisors (144259354).

146549056 is an equidigital number, since it uses as much as digits as its factorization.

146549056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2289841 (or 2289831 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 40.

The square root of 146549056 is about 12105.7447519762. The cubic root of 146549056 is about 527.2229924047. Note that the first 3 decimals are identical.

The spelling of 146549056 in words is "one hundred forty-six million, five hundred forty-nine thousand, fifty-six".