33264040 has 32 divisors (see below), whose sum is σ = 75028680. Its totient is φ = 13272832.

The previous prime is 33264001. The next prime is 33264067. The reversal of 33264040 is 4046233.

It can be written as a sum of positive squares in 4 ways, for example, as 25745476 + 7518564 = 5074^2 + 2742^2 .

It is a super-2 number, since 2×33264040² = 2212992714243200, 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, 21534 + ... + 23026.

Almost surely, 2^33264040 is an apocalyptic number.

It is an amenable number.

33264040 is an abundant number, since it is smaller than the sum of its proper divisors (41764640).

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

33264040 is a wasteful number, since it uses less digits than its factorization.

33264040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2061 (or 2057 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 33264040 is about 5767.4985912439. The cubic root of 33264040 is about 321.6066335686.

The spelling of 33264040 in words is "thirty-three million, two hundred sixty-four thousand, forty".