403750240 has 48 divisors (see below), whose sum is σ = 955063872. Its totient is φ = 161296384.

The previous prime is 403750223. The next prime is 403750271. The reversal of 403750240 is 42057304.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237072 + ... + 238768.

It is an arithmetic number, because the mean of its divisors is an integer number (19897164).

Almost surely, 2^403750240 is an apocalyptic number.

403750240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

403750240 is an abundant number, since it is smaller than the sum of its proper divisors (551313632).

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

403750240 is a wasteful number, since it uses less digits than its factorization.

403750240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3199 (or 3191 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 403750240 is about 20093.5372694805. The cubic root of 403750240 is about 739.1018077313.

The spelling of 403750240 in words is "four hundred three million, seven hundred fifty thousand, two hundred forty".