1497637674 has 48 divisors (see below), whose sum is σ = 3623928672. Its totient is φ = 460809648.

The previous prime is 1497637637. The next prime is 1497637697. The reversal of 1497637674 is 4767367941.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 1497637674.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 112204 + ... + 124839.

It is an arithmetic number, because the mean of its divisors is an integer number (75498514).

Almost surely, 2^1497637674 is an apocalyptic number.

1497637674 is an abundant number, since it is smaller than the sum of its proper divisors (2126290998).

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

1497637674 is a wasteful number, since it uses less digits than its factorization.

1497637674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237073 (or 237061 counting only the distinct ones).

The product of its digits is 5334336, while the sum is 54.

The square root of 1497637674 is about 38699.3239475834. The cubic root of 1497637674 is about 1144.1129960966.

It can be divided in two parts, 14976 and 37674, that added together give a triangular number (52650 = T₃₂₄).

The spelling of 1497637674 in words is "one billion, four hundred ninety-seven million, six hundred thirty-seven thousand, six hundred seventy-four".