134299620 has 240 divisors, whose sum is σ = 519095808. Its totient is φ = 28304640.

The previous prime is 134299573. The next prime is 134299637. The reversal of 134299620 is 26992431.

134299620 is a `hidden beast` number, since 1 + 3 + 4 + 29 + 9 + 620 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 146965 + ... + 147875.

Almost surely, 2^134299620 is an apocalyptic number.

134299620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134299620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (259547904).

134299620 is an abundant number, since it is smaller than the sum of its proper divisors (384796188).

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

134299620 is a wasteful number, since it uses less digits than its factorization.

134299620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 952 (or 941 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 134299620 is about 11588.7712894854. The cubic root of 134299620 is about 512.1041098917.

The spelling of 134299620 in words is "one hundred thirty-four million, two hundred ninety-nine thousand, six hundred twenty".