36022405 has 24 divisors (see below), whose sum is σ = 46573128. Its totient is φ = 26738688.

The previous prime is 36022381. The next prime is 36022451. The reversal of 36022405 is 50422063.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 667489 + 35354916 = 817^2 + 5946^2 .

It is not a de Polignac number, because 36022405 - 2⁵ = 36022373 is a prime.

It is a super-2 number, since 2×36022405² = 2595227323968050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 140037 + ... + 140293.

It is an arithmetic number, because the mean of its divisors is an integer number (1940547).

Almost surely, 2^36022405 is an apocalyptic number.

It is an amenable number.

36022405 is a deficient number, since it is larger than the sum of its proper divisors (10550723).

36022405 is a wasteful number, since it uses less digits than its factorization.

36022405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393 (or 376 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 36022405 is about 6001.8667929237. The cubic root of 36022405 is about 330.2612103876.

Adding to 36022405 its reverse (50422063), we get a palindrome (86444468).

The spelling of 36022405 in words is "thirty-six million, twenty-two thousand, four hundred five".