396498449 has 8 divisors (see below), whose sum is σ = 413940672. Its totient is φ = 379073200.

The previous prime is 396498437. The next prime is 396498457. The reversal of 396498449 is 944894693.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-396498449 is a prime.

It is a super-2 number, since 2×396498449² = 314422040118811202, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 396498394 and 396498403.

It is not an unprimeable number, because it can be changed into a prime (396498409) 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, 75974 + ... + 81024.

It is an arithmetic number, because the mean of its divisors is an integer number (51742584).

Almost surely, 2^396498449 is an apocalyptic number.

It is an amenable number.

396498449 is a deficient number, since it is larger than the sum of its proper divisors (17442223).

396498449 is a wasteful number, since it uses less digits than its factorization.

396498449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8487.

The product of its digits is 6718464, while the sum is 56.

The square root of 396498449 is about 19912.2688059397. The cubic root of 396498449 is about 734.6500248160.

The spelling of 396498449 in words is "three hundred ninety-six million, four hundred ninety-eight thousand, four hundred forty-nine".