33400004 has 24 divisors (see below), whose sum is σ = 64168608. Its totient is φ = 15085440.

The previous prime is 33399991. The next prime is 33400021. The reversal of 33400004 is 40000433.

It is a super-2 number, since 2×33400004² = 2231120534400032, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4844 + ... + 9500.

It is an arithmetic number, because the mean of its divisors is an integer number (2673692).

Almost surely, 2^33400004 is an apocalyptic number.

It is an amenable number.

33400004 is a deficient number, since it is larger than the sum of its proper divisors (30768604).

33400004 is a wasteful number, since it uses less digits than its factorization.

33400004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4835 (or 4833 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 33400004 is about 5779.2736567842. The cubic root of 33400004 is about 322.0442180444.

Adding to 33400004 its reverse (40000433), we get a palindrome (73400437).

The spelling of 33400004 in words is "thirty-three million, four hundred thousand, four".