33700745 has 8 divisors (see below), whose sum is σ = 43551816. Its totient is φ = 24886656.

The previous prime is 33700721. The next prime is 33700757. The reversal of 33700745 is 54700733.

It can be written as a sum of positive squares in 4 ways, for example, as 1290496 + 32410249 = 1136^2 + 5693^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33700745 is a prime.

It is a super-2 number, since 2×33700745² = 2271480427110050, which contains 22 as substring.

It is a Duffinian number.

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, 259172 + ... + 259301.

It is an arithmetic number, because the mean of its divisors is an integer number (5443977).

Almost surely, 2^33700745 is an apocalyptic number.

It is an amenable number.

33700745 is a deficient number, since it is larger than the sum of its proper divisors (9851071).

33700745 is a wasteful number, since it uses less digits than its factorization.

33700745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518491.

The product of its (nonzero) digits is 8820, while the sum is 29.

The square root of 33700745 is about 5805.2342760650. The cubic root of 33700745 is about 323.0079170677.

The spelling of 33700745 in words is "thirty-three million, seven hundred thousand, seven hundred forty-five".