35898981 has 8 divisors (see below), whose sum is σ = 47903520. Its totient is φ = 23913552.

The previous prime is 35898971. The next prime is 35898983. The reversal of 35898981 is 18989853.

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

It is not a de Polignac number, because 35898981 - 2⁷ = 35898853 is a prime.

It is a super-2 number, since 2×35898981² = 2577473673676722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35898983) 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, 415 + ... + 8483.

It is an arithmetic number, because the mean of its divisors is an integer number (5987940).

Almost surely, 2^35898981 is an apocalyptic number.

It is an amenable number.

35898981 is a deficient number, since it is larger than the sum of its proper divisors (12004539).

35898981 is a wasteful number, since it uses less digits than its factorization.

35898981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9555.

The product of its digits is 622080, while the sum is 51.

The square root of 35898981 is about 5991.5758361219. The cubic root of 35898981 is about 329.8835861185.

The spelling of 35898981 in words is "thirty-five million, eight hundred ninety-eight thousand, nine hundred eighty-one".