36397620 has 96 divisors (see below), whose sum is σ = 129427200. Its totient is φ = 8318592.

The previous prime is 36397619. The next prime is 36397633. The reversal of 36397620 is 2679363.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 1035 + ... + 8594.

It is an arithmetic number, because the mean of its divisors is an integer number (1348200).

Almost surely, 2^36397620 is an apocalyptic number.

36397620 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36397620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64713600).

36397620 is an abundant number, since it is smaller than the sum of its proper divisors (93029580).

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

36397620 is a wasteful number, since it uses less digits than its factorization.

36397620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9654 (or 9646 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 36.

The square root of 36397620 is about 6033.0440077957. The cubic root of 36397620 is about 331.4039360475.

The spelling of 36397620 in words is "thirty-six million, three hundred ninety-seven thousand, six hundred twenty".