1374715540 has 96 divisors (see below), whose sum is σ = 3360196224. Its totient is φ = 466882560.

The previous prime is 1374715513. The next prime is 1374715579. The reversal of 1374715540 is 455174731.

It is a self number, because there is not a number n which added to its sum of digits gives 1374715540.

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, 511039 + ... + 513721.

It is an arithmetic number, because the mean of its divisors is an integer number (35002044).

Almost surely, 2^1374715540 is an apocalyptic number.

1374715540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1374715540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1680098112).

1374715540 is an abundant number, since it is smaller than the sum of its proper divisors (1985480684).

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

1374715540 is a wasteful number, since it uses less digits than its factorization.

1374715540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2857 (or 2855 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 37.

The square root of 1374715540 is about 37077.1565792200. The cubic root of 1374715540 is about 1111.9133571625.

The spelling of 1374715540 in words is "one billion, three hundred seventy-four million, seven hundred fifteen thousand, five hundred forty".