36440007 has 4 divisors (see below), whose sum is σ = 48586680. Its totient is φ = 24293336.

The previous prime is 36440003. The next prime is 36440017. The reversal of 36440007 is 70004463.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 36440007 - 2² = 36440003 is a prime.

It is a super-2 number, since 2×36440007² = 2655748220320098, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36440003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6073332 + ... + 6073337.

It is an arithmetic number, because the mean of its divisors is an integer number (12146670).

Almost surely, 2^36440007 is an apocalyptic number.

36440007 is a deficient number, since it is larger than the sum of its proper divisors (12146673).

36440007 is a wasteful number, since it uses less digits than its factorization.

36440007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12146672.

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 36440007 is about 6036.5558889155. Note that the first 3 decimals coincide. The cubic root of 36440007 is about 331.5325320862.

The spelling of 36440007 in words is "thirty-six million, four hundred forty thousand, seven".