36404402 has 8 divisors (see below), whose sum is σ = 55876656. Its totient is φ = 17778852.

The previous prime is 36404387. The next prime is 36404413. The reversal of 36404402 is 20440463.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 211568 + ... + 211739.

It is an arithmetic number, because the mean of its divisors is an integer number (6984582).

Almost surely, 2^36404402 is an apocalyptic number.

36404402 is a deficient number, since it is larger than the sum of its proper divisors (19472254).

36404402 is a wasteful number, since it uses less digits than its factorization.

36404402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423352.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 36404402 is about 6033.6060527681. The cubic root of 36404402 is about 331.4245183632.

Adding to 36404402 its reverse (20440463), we get a palindrome (56844865).

The spelling of 36404402 in words is "thirty-six million, four hundred four thousand, four hundred two".