1374557625 has 96 divisors (see below), whose sum is σ = 2955363840. Its totient is φ = 600969600.

The previous prime is 1374557623. The next prime is 1374557663. The reversal of 1374557625 is 5267554731.

It is a happy number.

1374557625 is a `hidden beast` number, since 1 + 3 + 74 + 5 + 576 + 2 + 5 = 666.

It is not a de Polignac number, because 1374557625 - 2¹ = 1374557623 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (1374557623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 177331 + ... + 184919.

It is an arithmetic number, because the mean of its divisors is an integer number (30785040).

Almost surely, 2^1374557625 is an apocalyptic number.

1374557625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1374557625 is an abundant number, since it is smaller than the sum of its proper divisors (1580806215).

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

1374557625 is a wasteful number, since it uses less digits than its factorization.

1374557625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7640 (or 7627 counting only the distinct ones).

The product of its digits is 882000, while the sum is 45.

The square root of 1374557625 is about 37075.0269723435. The cubic root of 1374557625 is about 1111.8707799853.

The spelling of 1374557625 in words is "one billion, three hundred seventy-four million, five hundred fifty-seven thousand, six hundred twenty-five".