3333220400 has 30 divisors (see below), whose sum is σ = 8008062972. Its totient is φ = 1333288000.

The previous prime is 3333220391. The next prime is 3333220427. The reversal of 3333220400 is 40223333.

It is a super-2 number, since 2×3333220400² = 22220716469952320000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4166126 + ... + 4166925.

Almost surely, 2^3333220400 is an apocalyptic number.

It is an amenable number.

3333220400 is an abundant number, since it is smaller than the sum of its proper divisors (4674842572).

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

3333220400 is a wasteful number, since it uses less digits than its factorization.

3333220400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8333069 (or 8333058 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 20.

The square root of 3333220400 is about 57734.0488793225. The cubic root of 3333220400 is about 1493.7847119960.

Adding to 3333220400 its reverse (40223333), we get a palindrome (3373443733).

The spelling of 3333220400 in words is "three billion, three hundred thirty-three million, two hundred twenty thousand, four hundred".