36559998 has 40 divisors (see below), whose sum is σ = 82612992. Its totient is φ = 12083904.

The previous prime is 36559993. The next prime is 36560003. The reversal of 36559998 is 89995563.

It is an interprime number because it is at equal distance from previous prime (36559993) and next prime (36560003).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36559993) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 19686 + ... + 21462.

Almost surely, 2^36559998 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36559998, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41306496).

36559998 is an abundant number, since it is smaller than the sum of its proper divisors (46052994).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36559998 is a wasteful number, since it uses less digits than its factorization.

36559998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1918 (or 1909 counting only the distinct ones).

The product of its digits is 2624400, while the sum is 54.

The square root of 36559998 is about 6046.4864177471. The cubic root of 36559998 is about 331.8960275866.

The spelling of 36559998 in words is "thirty-six million, five hundred fifty-nine thousand, nine hundred ninety-eight".