674697600 has 480 divisors, whose sum is σ = 2639953800. Its totient is φ = 169205760.

The previous prime is 674697577. The next prime is 674697613. The reversal of 674697600 is 6796476.

It is a tau number, because it is divible by the number of its divisors (480).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 4924732 + ... + 4924868.

Almost surely, 2^674697600 is an apocalyptic number.

674697600 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 674697600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1319976900).

674697600 is an abundant number, since it is smaller than the sum of its proper divisors (1965256200).

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

674697600 is a wasteful number, since it uses less digits than its factorization.

674697600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192 (or 166 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 45.

The square root of 674697600 is about 25974.9417708683. The cubic root of 674697600 is about 877.0743059022.

The spelling of 674697600 in words is "six hundred seventy-four million, six hundred ninety-seven thousand, six hundred".