3255623280 has 400 divisors, whose sum is σ = 13919150784. Its totient is φ = 686776320.

The previous prime is 3255623263. The next prime is 3255623281. The reversal of 3255623280 is 823265523.

3255623280 is a `hidden beast` number, since 3 + 2 + 5 + 5 + 623 + 28 + 0 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3255623281) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 586920 + ... + 592440.

Almost surely, 2^3255623280 is an apocalyptic number.

3255623280 is a gapful number since it is divisible by the number (30) 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 3255623280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6959575392).

3255623280 is an abundant number, since it is smaller than the sum of its proper divisors (10663527504).

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

3255623280 is a wasteful number, since it uses less digits than its factorization.

3255623280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5566 (or 5551 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 3255623280 is about 57058.0693679693. The cubic root of 3255623280 is about 1482.1018468255.

The spelling of 3255623280 in words is "three billion, two hundred fifty-five million, six hundred twenty-three thousand, two hundred eighty".