134799940 has 24 divisors (see below), whose sum is σ = 308814912. Its totient is φ = 49018080.

The previous prime is 134799877. The next prime is 134799943. The reversal of 134799940 is 49997431.

It is not an unprimeable number, because it can be changed into a prime (134799943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 306144 + ... + 306583.

It is an arithmetic number, because the mean of its divisors is an integer number (12867288).

Almost surely, 2^134799940 is an apocalyptic number.

134799940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134799940 is an abundant number, since it is smaller than the sum of its proper divisors (174014972).

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

134799940 is a wasteful number, since it uses less digits than its factorization.

134799940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612747 (or 612745 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 46.

The square root of 134799940 is about 11610.3376350561. The cubic root of 134799940 is about 512.7392529548.

The spelling of 134799940 in words is "one hundred thirty-four million, seven hundred ninety-nine thousand, nine hundred forty".