33400002 has 48 divisors (see below), whose sum is σ = 74057760. Its totient is φ = 10006656.

The previous prime is 33399991. The next prime is 33400021. The reversal of 33400002 is 20000433.

It is a super-2 number, since 2×33400002² = 2231120267200008, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53649 + ... + 54267.

It is an arithmetic number, because the mean of its divisors is an integer number (1542870).

Almost surely, 2^33400002 is an apocalyptic number.

33400002 is an abundant number, since it is smaller than the sum of its proper divisors (40657758).

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

33400002 is a wasteful number, since it uses less digits than its factorization.

33400002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 687 (or 664 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 12.

The square root of 33400002 is about 5779.2734837521. The cubic root of 33400002 is about 322.0442116164.

Adding to 33400002 its reverse (20000433), we get a palindrome (53400435).

The spelling of 33400002 in words is "thirty-three million, four hundred thousand, two".