4399953 has 8 divisors (see below), whose sum is σ = 5879616. Its totient is φ = 2926800.

The previous prime is 4399943. The next prime is 4399961. The reversal of 4399953 is 3599934.

It is a happy number.

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

It is not a de Polignac number, because 4399953 - 2¹² = 4395857 is a prime.

4399953 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4399903) 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, 268 + ... + 2978.

It is an arithmetic number, because the mean of its divisors is an integer number (734952).

Almost surely, 2^4399953 is an apocalyptic number.

It is an amenable number.

4399953 is a deficient number, since it is larger than the sum of its proper divisors (1479663).

4399953 is a wasteful number, since it uses less digits than its factorization.

4399953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3255.

The product of its digits is 131220, while the sum is 42.

The square root of 4399953 is about 2097.6064931250. The cubic root of 4399953 is about 163.8636706620.

The spelling of 4399953 in words is "four million, three hundred ninety-nine thousand, nine hundred fifty-three".