1320761674 has 16 divisors (see below), whose sum is σ = 2059189920. Its totient is φ = 634581360.

The previous prime is 1320761647. The next prime is 1320761693. The reversal of 1320761674 is 4761670231.

It is a super-2 number, since 2×1320761674² = 3488822799014564552, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41724 + ... + 66199.

It is an arithmetic number, because the mean of its divisors is an integer number (128699370).

Almost surely, 2^1320761674 is an apocalyptic number.

1320761674 is a deficient number, since it is larger than the sum of its proper divisors (738428246).

1320761674 is a wasteful number, since it uses less digits than its factorization.

1320761674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108165.

The product of its (nonzero) digits is 42336, while the sum is 37.

The square root of 1320761674 is about 36342.2849309176. The cubic root of 1320761674 is about 1097.1722615607.

The spelling of 1320761674 in words is "one billion, three hundred twenty million, seven hundred sixty-one thousand, six hundred seventy-four".