36424242 has 48 divisors (see below), whose sum is σ = 82555200. Its totient is φ = 12035952.

The previous prime is 36424211. The next prime is 36424247. The reversal of 36424242 is 24242463.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (36424247) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72163 + ... + 72665.

It is an arithmetic number, because the mean of its divisors is an integer number (1719900).

Almost surely, 2^36424242 is an apocalyptic number.

36424242 is the 3018-th decagonal number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36424242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41277600).

36424242 is an abundant number, since it is smaller than the sum of its proper divisors (46130958).

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

36424242 is a wasteful number, since it uses less digits than its factorization.

36424242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 669 (or 657 counting only the distinct ones).

The product of its digits is 9216, while the sum is 27.

The square root of 36424242 is about 6035.2499533988. The cubic root of 36424242 is about 331.4847150054.

The spelling of 36424242 in words is "thirty-six million, four hundred twenty-four thousand, two hundred forty-two".