1520716674 has 32 divisors (see below), whose sum is σ = 3331393920. Its totient is φ = 460635392.

The previous prime is 1520716649. The next prime is 1520716697. The reversal of 1520716674 is 4766170251.

It is a super-3 number, since 3×1520716674³ (a number of 29 digits) contains 333 as substring.

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 15 ways as a sum of consecutive naturals, for example, 254094 + ... + 260009.

It is an arithmetic number, because the mean of its divisors is an integer number (104106060).

Almost surely, 2^1520716674 is an apocalyptic number.

1520716674 is an abundant number, since it is smaller than the sum of its proper divisors (1810677246).

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

1520716674 is a wasteful number, since it uses less digits than its factorization.

1520716674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514154.

The product of its (nonzero) digits is 70560, while the sum is 39.

The square root of 1520716674 is about 38996.3674462122. The cubic root of 1520716674 is about 1149.9600928811.

The spelling of 1520716674 in words is "one billion, five hundred twenty million, seven hundred sixteen thousand, six hundred seventy-four".