33434021000 has 32 divisors (see below), whose sum is σ = 78235611480. Its totient is φ = 13373608000.

The previous prime is 33434020987. The next prime is 33434021053. The reversal of 33434021000 is 12043433.

It can be written as a sum of positive squares in 4 ways, for example, as 17440371844 + 15993649156 = 132062^2 + 126466^2 .

It is a super-2 number, since 2×33434021000² (a number of 22 digits) 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 7 ways as a sum of consecutive naturals, for example, 16716011 + ... + 16718010.

Almost surely, 2^33434021000 is an apocalyptic number.

It is an amenable number.

33434021000 is an abundant number, since it is smaller than the sum of its proper divisors (44801590480).

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

33434021000 is a wasteful number, since it uses less digits than its factorization.

33434021000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33434042 (or 33434028 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 33434021000 its reverse (12043433), we get a palindrome (33446064433).

The spelling of 33434021000 in words is "thirty-three billion, four hundred thirty-four million, twenty-one thousand".