36506428 has 24 divisors (see below), whose sum is σ = 76188672. Its totient is φ = 14965104.

The previous prime is 36506423. The next prime is 36506443. The reversal of 36506428 is 82460563.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 36506393 and 36506402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36506423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27700 + ... + 28987.

It is an arithmetic number, because the mean of its divisors is an integer number (3174528).

Almost surely, 2^36506428 is an apocalyptic number.

It is an amenable number.

36506428 is an abundant number, since it is smaller than the sum of its proper divisors (39682244).

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

36506428 is a wasteful number, since it uses less digits than its factorization.

36506428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56721 (or 56719 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 36506428 is about 6042.0549484426. The cubic root of 36506428 is about 331.7338433943.

The spelling of 36506428 in words is "thirty-six million, five hundred six thousand, four hundred twenty-eight".