440994602 has 4 divisors (see below), whose sum is σ = 661491906. Its totient is φ = 220497300.

The previous prime is 440994577. The next prime is 440994607. The reversal of 440994602 is 206499044.

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

It can be written as a sum of positive squares in only one way, i.e., 379041961 + 61952641 = 19469^2 + 7871^2 .

It is not an unprimeable number, because it can be changed into a prime (440994607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110248649 + ... + 110248652.

Almost surely, 2^440994602 is an apocalyptic number.

440994602 is a deficient number, since it is larger than the sum of its proper divisors (220497304).

440994602 is a wasteful number, since it uses less digits than its factorization.

440994602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220497303.

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 440994602 is about 20999.8714757972. The cubic root of 440994602 is about 761.1631554390.

The spelling of 440994602 in words is "four hundred forty million, nine hundred ninety-four thousand, six hundred two".