35349981 has 4 divisors (see below), whose sum is σ = 47133312. Its totient is φ = 23566652.

The previous prime is 35349971. The next prime is 35349983. The reversal of 35349981 is 18994353.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 35349981 - 2⁹ = 35349469 is a prime.

It is a super-2 number, since 2×35349981² = 2499242313400722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35349983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5891661 + ... + 5891666.

It is an arithmetic number, because the mean of its divisors is an integer number (11783328).

Almost surely, 2^35349981 is an apocalyptic number.

It is an amenable number.

35349981 is a deficient number, since it is larger than the sum of its proper divisors (11783331).

35349981 is a wasteful number, since it uses less digits than its factorization.

35349981 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11783330.

The product of its digits is 116640, while the sum is 42.

The square root of 35349981 is about 5945.5850006538. The cubic root of 35349981 is about 328.1933131962.

The spelling of 35349981 in words is "thirty-five million, three hundred forty-nine thousand, nine hundred eighty-one".