33413157 has 6 divisors (see below), whose sum is σ = 48263462. Its totient is φ = 22275432.

The previous prime is 33413147. The next prime is 33413167. The reversal of 33413157 is 75131433.

33413157 is a `hidden beast` number, since 3 + 341 + 315 + 7 = 666.

It is an interprime number because it is at equal distance from previous prime (33413147) and next prime (33413167).

It can be written as a sum of positive squares in only one way, i.e., 20061441 + 13351716 = 4479^2 + 3654^2 .

It is not a de Polignac number, because 33413157 - 2²² = 29218853 is a prime.

It is a super-2 number, since 2×33413157² = 2232878121413298, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 33413157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33413117) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1856278 + ... + 1856295.

Almost surely, 2^33413157 is an apocalyptic number.

It is an amenable number.

33413157 is a deficient number, since it is larger than the sum of its proper divisors (14850305).

33413157 is a wasteful number, since it uses less digits than its factorization.

33413157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3712579 (or 3712576 counting only the distinct ones).

The product of its digits is 3780, while the sum is 27.

The square root of 33413157 is about 5780.4114905429. The cubic root of 33413157 is about 322.0864864195.

The spelling of 33413157 in words is "thirty-three million, four hundred thirteen thousand, one hundred fifty-seven".