674076845 has 8 divisors (see below), whose sum is σ = 871114776. Its totient is φ = 497779776.

The previous prime is 674076797. The next prime is 674076917. The reversal of 674076845 is 548670476.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 90516196 + 583560649 = 9514^2 + 24157^2 .

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

It is a de Polignac number, because none of the positive numbers 2^k-674076845 is a prime.

It is a super-3 number, since 3×674076845³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 674076845.

It is a congruent number.

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, 5185142 + ... + 5185271.

It is an arithmetic number, because the mean of its divisors is an integer number (108889347).

Almost surely, 2^674076845 is an apocalyptic number.

674076845 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

674076845 is a deficient number, since it is larger than the sum of its proper divisors (197037931).

674076845 is a wasteful number, since it uses less digits than its factorization.

674076845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10370431.

The product of its (nonzero) digits is 1128960, while the sum is 47.

The square root of 674076845 is about 25962.9899087143. The cubic root of 674076845 is about 876.8052395239.

The spelling of 674076845 in words is "six hundred seventy-four million, seventy-six thousand, eight hundred forty-five".