134437490 has 16 divisors (see below), whose sum is σ = 263986560. Its totient is φ = 48886320.

The previous prime is 134437489. The next prime is 134437493. The reversal of 134437490 is 94734431.

It is a self number, because there is not a number n which added to its sum of digits gives 134437490.

It is not an unprimeable number, because it can be changed into a prime (134437493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 610970 + ... + 611189.

It is an arithmetic number, because the mean of its divisors is an integer number (16499160).

Almost surely, 2^134437490 is an apocalyptic number.

134437490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134437490 is a deficient number, since it is larger than the sum of its proper divisors (129549070).

134437490 is a wasteful number, since it uses less digits than its factorization.

134437490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1222177.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 134437490 is about 11594.7181940744. The cubic root of 134437490 is about 512.2792894570.

The spelling of 134437490 in words is "one hundred thirty-four million, four hundred thirty-seven thousand, four hundred ninety".