674524020 has 24 divisors (see below), whose sum is σ = 1888667424. Its totient is φ = 179873056.

The previous prime is 674524003. The next prime is 674524033. The reversal of 674524020 is 20425476.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 5620974 + ... + 5621093.

It is an arithmetic number, because the mean of its divisors is an integer number (78694476).

Almost surely, 2^674524020 is an apocalyptic number.

674524020 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

674524020 is an abundant number, since it is smaller than the sum of its proper divisors (1214143404).

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

674524020 is a wasteful number, since it uses less digits than its factorization.

674524020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11242079 (or 11242077 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 674524020 is about 25971.6002587442. The cubic root of 674524020 is about 876.9990842446. Note that the first 3 decimals are identical.

Adding to 674524020 its reverse (20425476), we get a palindrome (694949496).

The spelling of 674524020 in words is "six hundred seventy-four million, five hundred twenty-four thousand, twenty".