403698464 has 48 divisors (see below), whose sum is σ = 876831480. Its totient is φ = 181770240.

The previous prime is 403698443. The next prime is 403698467. The reversal of 403698464 is 464896304.

It can be written as a sum of positive squares in 4 ways, for example, as 136702864 + 266995600 = 11692^2 + 16340^2 .

It is not an unprimeable number, because it can be changed into a prime (403698467) by changing a digit.

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, 5222 + ... + 28890.

Almost surely, 2^403698464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 403698464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (438415740).

403698464 is an abundant number, since it is smaller than the sum of its proper divisors (473133016).

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

403698464 is a wasteful number, since it uses less digits than its factorization.

403698464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23733 (or 23725 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 44.

The square root of 403698464 is about 20092.2488537247. The cubic root of 403698464 is about 739.0702128101.

The spelling of 403698464 in words is "four hundred three million, six hundred ninety-eight thousand, four hundred sixty-four".