3999454 has 16 divisors (see below), whose sum is σ = 6436800. Its totient is φ = 1857024.

The previous prime is 3999449. The next prime is 3999461. The reversal of 3999454 is 4549993.

3999454 = T₅₂ + T₅₃ + ... + T₂₈₈.

It is a self number, because there is not a number n which added to its sum of digits gives 3999454.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1942 + ... + 3430.

It is an arithmetic number, because the mean of its divisors is an integer number (402300).

Almost surely, 2^3999454 is an apocalyptic number.

3999454 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

3999454 is a deficient number, since it is larger than the sum of its proper divisors (2437346).

3999454 is a wasteful number, since it uses less digits than its factorization.

3999454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1587.

The product of its digits is 174960, while the sum is 43.

The square root of 3999454 is about 1999.8634953416. The cubic root of 3999454 is about 158.7328821934.

The spelling of 3999454 in words is "three million, nine hundred ninety-nine thousand, four hundred fifty-four".