36890385 has 48 divisors (see below), whose sum is σ = 70030656. Its totient is φ = 16528512.

The previous prime is 36890383. The next prime is 36890423. The reversal of 36890385 is 58309863.

It is not a de Polignac number, because 36890385 - 2¹ = 36890383 is a prime.

It is not an unprimeable number, because it can be changed into a prime (36890383) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 38482 + ... + 39428.

It is an arithmetic number, because the mean of its divisors is an integer number (1458972).

Almost surely, 2^36890385 is an apocalyptic number.

36890385 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

36890385 is a deficient number, since it is larger than the sum of its proper divisors (33140271).

36890385 is a wasteful number, since it uses less digits than its factorization.

36890385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1022 (or 1015 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 36890385 is about 6073.7455494942. The cubic root of 36890385 is about 332.8927952573.

The spelling of 36890385 in words is "thirty-six million, eight hundred ninety thousand, three hundred eighty-five".