36039402 has 72 divisors (see below), whose sum is σ = 94032900. Its totient is φ = 9934848.

The previous prime is 36039401. The next prime is 36039427. The reversal of 36039402 is 20493063.

It can be written as a sum of positive squares in 2 ways, for example, as 32387481 + 3651921 = 5691^2 + 1911^2 .

It is a super-4 number, since 4×36039402⁴ (a number of 31 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (36039401) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 24874 + ... + 26282.

Almost surely, 2^36039402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36039402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47016450).

36039402 is an abundant number, since it is smaller than the sum of its proper divisors (57993498).

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

36039402 is a wasteful number, since it uses less digits than its factorization.

36039402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1460 (or 1450 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 36039402 is about 6003.2826020437. The cubic root of 36039402 is about 330.3131462789.

The spelling of 36039402 in words is "thirty-six million, thirty-nine thousand, four hundred two".