134772444 has 24 divisors (see below), whose sum is σ = 349410320. Its totient is φ = 44924112.

The previous prime is 134772439. The next prime is 134772467. The reversal of 134772444 is 444277431.

It is a happy number.

It is a super-2 number, since 2×134772444² = 36327223323466272, which contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 134772399 and 134772408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 623839 + ... + 624054.

Almost surely, 2^134772444 is an apocalyptic number.

It is an amenable number.

134772444 is an abundant number, since it is smaller than the sum of its proper divisors (214637876).

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

134772444 is a wasteful number, since it uses less digits than its factorization.

134772444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1247906 (or 1247898 counting only the distinct ones).

The product of its digits is 75264, while the sum is 36.

The square root of 134772444 is about 11609.1534575093. The cubic root of 134772444 is about 512.7043883568.

The spelling of 134772444 in words is "one hundred thirty-four million, seven hundred seventy-two thousand, four hundred forty-four".