783404352 has 224 divisors, whose sum is σ = 2457907200. Its totient is φ = 243979776.

The previous prime is 783404341. The next prime is 783404393. The reversal of 783404352 is 253404387.

It is a happy number.

It is a super-2 number, since 2×783404352² = 1227444757465079808, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3512913 + ... + 3513135.

It is an arithmetic number, because the mean of its divisors is an integer number (10972800).

Almost surely, 2^783404352 is an apocalyptic number.

783404352 is a gapful number since it is divisible by the number (72) 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 783404352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1228953600).

783404352 is an abundant number, since it is smaller than the sum of its proper divisors (1674502848).

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

783404352 is a wasteful number, since it uses less digits than its factorization.

783404352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370 (or 354 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 36.

The square root of 783404352 is about 27989.3614075062. The cubic root of 783404352 is about 921.8536790810.

The spelling of 783404352 in words is "seven hundred eighty-three million, four hundred four thousand, three hundred fifty-two".