134020400 has 30 divisors (see below), whose sum is σ = 321984972. Its totient is φ = 53608000.

The previous prime is 134020399. The next prime is 134020417. The reversal of 134020400 is 4020431.

It is a super-2 number, since 2×134020400² = 35922935232320000, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 167126 + ... + 167925.

Almost surely, 2^134020400 is an apocalyptic number.

134020400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134020400 is an abundant number, since it is smaller than the sum of its proper divisors (187964572).

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

134020400 is a wasteful number, since it uses less digits than its factorization.

134020400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335069 (or 335058 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 134020400 is about 11576.7180150507. The cubic root of 134020400 is about 511.7489614061.

Adding to 134020400 its reverse (4020431), we get a palindrome (138040831).

The spelling of 134020400 in words is "one hundred thirty-four million, twenty thousand, four hundred".