1374260636 has 24 divisors (see below), whose sum is σ = 2807003136. Its totient is φ = 576437040.

The previous prime is 1374260581. The next prime is 1374260639. The reversal of 1374260636 is 6360624731.

It is a self number, because there is not a number n which added to its sum of digits gives 1374260636.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1374260639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 520820 + ... + 523451.

It is an arithmetic number, because the mean of its divisors is an integer number (116958464).

Almost surely, 2^1374260636 is an apocalyptic number.

It is an amenable number.

1374260636 is an abundant number, since it is smaller than the sum of its proper divisors (1432742500).

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

1374260636 is a wasteful number, since it uses less digits than its factorization.

1374260636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1044329 (or 1044327 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 38.

The square root of 1374260636 is about 37071.0215127665. The cubic root of 1374260636 is about 1111.7906967231.

The spelling of 1374260636 in words is "one billion, three hundred seventy-four million, two hundred sixty thousand, six hundred thirty-six".