797743800 has 144 divisors (see below), whose sum is σ = 3061865040. Its totient is φ = 182338560.

The previous prime is 797743777. The next prime is 797743813. The reversal of 797743800 is 8347797.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

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 35 ways as a sum of consecutive naturals, for example, 19057 + ... + 44256.

Almost surely, 2^797743800 is an apocalyptic number.

797743800 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

797743800 is an abundant number, since it is smaller than the sum of its proper divisors (2264121240).

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

797743800 is a wasteful number, since it uses less digits than its factorization.

797743800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63342 (or 63330 counting only the distinct ones).

The product of its (nonzero) digits is 296352, while the sum is 45.

The square root of 797743800 is about 28244.3587287798. The cubic root of 797743800 is about 927.4442489672. Note that the first 3 decimals are identical.

The spelling of 797743800 in words is "seven hundred ninety-seven million, seven hundred forty-three thousand, eight hundred".