755990674 has 4 divisors (see below), whose sum is σ = 1133986014. Its totient is φ = 377995336.

The previous prime is 755990671. The next prime is 755990693. The reversal of 755990674 is 476099557.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 476099557 = 101 ⋅4713857.

It can be written as a sum of positive squares in only one way, i.e., 589761225 + 166229449 = 24285^2 + 12893^2 .

It is not an unprimeable number, because it can be changed into a prime (755990671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 188997667 + ... + 188997670.

Almost surely, 2^755990674 is an apocalyptic number.

755990674 is a deficient number, since it is larger than the sum of its proper divisors (377995340).

755990674 is a wasteful number, since it uses less digits than its factorization.

755990674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377995339.

The product of its (nonzero) digits is 2381400, while the sum is 52.

The square root of 755990674 is about 27495.2845775417. The cubic root of 755990674 is about 910.9729456176.

The spelling of 755990674 in words is "seven hundred fifty-five million, nine hundred ninety thousand, six hundred seventy-four".