134020444 has 12 divisors (see below), whose sum is σ = 235191600. Its totient is φ = 66822848.

The previous prime is 134020441. The next prime is 134020457. The reversal of 134020444 is 444020431.

It is a super-2 number, since 2×134020444² = 35922958819914272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134020441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45229 + ... + 48100.

It is an arithmetic number, because the mean of its divisors is an integer number (19599300).

Almost surely, 2^134020444 is an apocalyptic number.

It is an amenable number.

134020444 is a deficient number, since it is larger than the sum of its proper divisors (101171156).

134020444 is a wasteful number, since it uses less digits than its factorization.

134020444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93692 (or 93690 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 134020444 is about 11576.7199154165. The cubic root of 134020444 is about 511.7490174099.

Adding to 134020444 its reverse (444020431), we get a palindrome (578040875).

The spelling of 134020444 in words is "one hundred thirty-four million, twenty thousand, four hundred forty-four".