36998407 has 4 divisors (see below), whose sum is σ = 38191936. Its totient is φ = 35804880.

The previous prime is 36998393. The next prime is 36998411. The reversal of 36998407 is 70489963.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 36998407 - 2¹⁵ = 36965639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36998417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 596718 + ... + 596779.

It is an arithmetic number, because the mean of its divisors is an integer number (9547984).

Almost surely, 2^36998407 is an apocalyptic number.

36998407 is a deficient number, since it is larger than the sum of its proper divisors (1193529).

36998407 is a wasteful number, since it uses less digits than its factorization.

36998407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1193528.

The product of its (nonzero) digits is 326592, while the sum is 46.

The square root of 36998407 is about 6082.6315850954. The cubic root of 36998407 is about 333.2174029073.

The spelling of 36998407 in words is "thirty-six million, nine hundred ninety-eight thousand, four hundred seven".