1374640817 has 8 divisors (see below), whose sum is σ = 1502241312. Its totient is φ = 1247479200.

The previous prime is 1374640811. The next prime is 1374640871. The reversal of 1374640817 is 7180464731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1374640817 - 2⁶ = 1374640753 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1374640811) 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, 103148 + ... + 115709.

It is an arithmetic number, because the mean of its divisors is an integer number (187780164).

Almost surely, 2^1374640817 is an apocalyptic number.

It is an amenable number.

1374640817 is a deficient number, since it is larger than the sum of its proper divisors (127600495).

1374640817 is a wasteful number, since it uses less digits than its factorization.

1374640817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219439.

The product of its (nonzero) digits is 112896, while the sum is 41.

The square root of 1374640817 is about 37076.1488965615. The cubic root of 1374640817 is about 1111.8932106898.

The spelling of 1374640817 in words is "one billion, three hundred seventy-four million, six hundred forty thousand, eight hundred seventeen".