406744698 has 16 divisors (see below), whose sum is σ = 813823200. Its totient is φ = 135525936.

The previous prime is 406744687. The next prime is 406744711. The reversal of 406744698 is 896447604.

It is a super-2 number, since 2×406744698² = 330882498702222408, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3636 + ... + 28752.

It is an arithmetic number, because the mean of its divisors is an integer number (50863950).

Almost surely, 2^406744698 is an apocalyptic number.

406744698 is an abundant number, since it is smaller than the sum of its proper divisors (407078502).

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

406744698 is a wasteful number, since it uses less digits than its factorization.

406744698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27821.

The product of its (nonzero) digits is 1161216, while the sum is 48.

The square root of 406744698 is about 20167.9125841025. The cubic root of 406744698 is about 740.9245189296.

The spelling of 406744698 in words is "four hundred six million, seven hundred forty-four thousand, six hundred ninety-eight".