718651474 has 4 divisors (see below), whose sum is σ = 1077977214. Its totient is φ = 359325736.

The previous prime is 718651463. The next prime is 718651477. The reversal of 718651474 is 474156817.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 474156817 = 1693 ⋅280069.

It can be written as a sum of positive squares in only one way, i.e., 710489025 + 8162449 = 26655^2 + 2857^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 718651474.

It is not an unprimeable number, because it can be changed into a prime (718651477) by changing a digit.

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 as a sum of consecutive naturals, namely, 179662867 + ... + 179662870.

Almost surely, 2^718651474 is an apocalyptic number.

718651474 is a deficient number, since it is larger than the sum of its proper divisors (359325740).

718651474 is a wasteful number, since it uses less digits than its factorization.

718651474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359325739.

The product of its digits is 188160, while the sum is 43.

The square root of 718651474 is about 26807.6756545583. The cubic root of 718651474 is about 895.7210356373.

The spelling of 718651474 in words is "seven hundred eighteen million, six hundred fifty-one thousand, four hundred seventy-four".