33730434 has 24 divisors (see below), whose sum is σ = 76929840. Its totient is φ = 10651608.

The previous prime is 33730429. The next prime is 33730439. The reversal of 33730434 is 43403733.

It is an interprime number because it is at equal distance from previous prime (33730429) and next prime (33730439).

It is a super-2 number, since 2×33730434² = 2275484355656712, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33730398 and 33730407.

It is not an unprimeable number, because it can be changed into a prime (33730439) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48972 + ... + 49655.

It is an arithmetic number, because the mean of its divisors is an integer number (3205410).

Almost surely, 2^33730434 is an apocalyptic number.

33730434 is an abundant number, since it is smaller than the sum of its proper divisors (43199406).

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

33730434 is a wasteful number, since it uses less digits than its factorization.

33730434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98654 (or 98651 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 27.

The square root of 33730434 is about 5807.7908020176. The cubic root of 33730434 is about 323.1027415526.

The spelling of 33730434 in words is "thirty-three million, seven hundred thirty thousand, four hundred thirty-four".