1497373642 has 8 divisors (see below), whose sum is σ = 2247862500. Its totient is φ = 748086144.

The previous prime is 1497373621. The next prime is 1497373667. The reversal of 1497373642 is 2463737941.

It can be written as a sum of positive squares in 2 ways, for example, as 1482327001 + 15046641 = 38501^2 + 3879^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1497373592 and 1497373601.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 297217 + ... + 302212.

Almost surely, 2^1497373642 is an apocalyptic number.

1497373642 is a deficient number, since it is larger than the sum of its proper divisors (750488858).

1497373642 is a wasteful number, since it uses less digits than its factorization.

1497373642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600680.

The product of its digits is 762048, while the sum is 46.

The square root of 1497373642 is about 38695.9124714743. The cubic root of 1497373642 is about 1144.0457568255.

The spelling of 1497373642 in words is "one billion, four hundred ninety-seven million, three hundred seventy-three thousand, six hundred forty-two".