33473742 has 16 divisors (see below), whose sum is σ = 67032192. Its totient is φ = 11143800.

The previous prime is 33473683. The next prime is 33473747. The reversal of 33473742 is 24737433.

It is a super-2 number, since 2×33473742² = 2240982806965128, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33473747) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2367 + ... + 8517.

It is an arithmetic number, because the mean of its divisors is an integer number (4189512).

Almost surely, 2^33473742 is an apocalyptic number.

33473742 is an abundant number, since it is smaller than the sum of its proper divisors (33558450).

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

33473742 is a wasteful number, since it uses less digits than its factorization.

33473742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7063.

The product of its digits is 42336, while the sum is 33.

The square root of 33473742 is about 5785.6496610147. The cubic root of 33473742 is about 322.2810387987.

The spelling of 33473742 in words is "thirty-three million, four hundred seventy-three thousand, seven hundred forty-two".