396003450 has 24 divisors (see below), whose sum is σ = 982088928. Its totient is φ = 105600880.

The previous prime is 396003449. The next prime is 396003473. The reversal of 396003450 is 54300693.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1319862 + ... + 1320161.

It is an arithmetic number, because the mean of its divisors is an integer number (40920372).

Almost surely, 2^396003450 is an apocalyptic number.

396003450 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

396003450 is an abundant number, since it is smaller than the sum of its proper divisors (586085478).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

396003450 is a wasteful number, since it uses less digits than its factorization.

396003450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2640038 (or 2640033 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 30.

The square root of 396003450 is about 19899.8354264552. The cubic root of 396003450 is about 734.3441787578.

The spelling of 396003450 in words is "three hundred ninety-six million, three thousand, four hundred fifty".