1427572134 has 64 divisors (see below), whose sum is σ = 3283200000. Its totient is φ = 459315360.

The previous prime is 1427572109. The next prime is 1427572169. The reversal of 1427572134 is 4312757241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 834472 + ... + 836180.

It is an arithmetic number, because the mean of its divisors is an integer number (51300000).

Almost surely, 2^1427572134 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1427572134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1641600000).

1427572134 is an abundant number, since it is smaller than the sum of its proper divisors (1855627866).

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

1427572134 is a wasteful number, since it uses less digits than its factorization.

1427572134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2250 (or 2244 counting only the distinct ones).

The product of its digits is 47040, while the sum is 36.

The square root of 1427572134 is about 37783.2255637340. The cubic root of 1427572134 is about 1125.9852133966.

The spelling of 1427572134 in words is "one billion, four hundred twenty-seven million, five hundred seventy-two thousand, one hundred thirty-four".