146733140 has 12 divisors (see below), whose sum is σ = 308139636. Its totient is φ = 58693248.

The previous prime is 146733113. The next prime is 146733163. The reversal of 146733140 is 41337641.

It can be written as a sum of positive squares in 2 ways, for example, as 34245904 + 112487236 = 5852^2 + 10606^2 .

It is a super-2 number, since 2×146733140² = 43061228748519200, which contains 22 as substring.

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, 3668309 + ... + 3668348.

It is an arithmetic number, because the mean of its divisors is an integer number (25678303).

Almost surely, 2^146733140 is an apocalyptic number.

146733140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

146733140 is an abundant number, since it is smaller than the sum of its proper divisors (161406496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

146733140 is a wasteful number, since it uses less digits than its factorization.

146733140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7336666 (or 7336664 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 146733140 is about 12113.3455329236. The cubic root of 146733140 is about 527.4436527790.

The spelling of 146733140 in words is "one hundred forty-six million, seven hundred thirty-three thousand, one hundred forty".