403489248 has 24 divisors (see below), whose sum is σ = 1059159528. Its totient is φ = 134496384.

The previous prime is 403489193. The next prime is 403489279. The reversal of 403489248 is 842984304.

It is a tau number, because it is divible by the number of its divisors (24).

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2101411 + ... + 2101602.

It is an arithmetic number, because the mean of its divisors is an integer number (44131647).

Almost surely, 2^403489248 is an apocalyptic number.

403489248 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

403489248 is an abundant number, since it is smaller than the sum of its proper divisors (655670280).

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

403489248 is a wasteful number, since it uses less digits than its factorization.

403489248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4203026 (or 4203018 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 42.

The square root of 403489248 is about 20087.0417931561. The cubic root of 403489248 is about 738.9425168137.

The spelling of 403489248 in words is "four hundred three million, four hundred eighty-nine thousand, two hundred forty-eight".