16303740 has 24 divisors (see below), whose sum is σ = 45650640. Its totient is φ = 4347648.

The previous prime is 16303733. The next prime is 16303741. The reversal of 16303740 is 4730361.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 16303740.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16303741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135805 + ... + 135924.

It is an arithmetic number, because the mean of its divisors is an integer number (1902110).

Almost surely, 2^16303740 is an apocalyptic number.

16303740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16303740 is an abundant number, since it is smaller than the sum of its proper divisors (29346900).

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

16303740 is a wasteful number, since it uses less digits than its factorization.

16303740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271741 (or 271739 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 24.

The square root of 16303740 is about 4037.7889989448. The cubic root of 16303740 is about 253.5687600630.

The spelling of 16303740 in words is "sixteen million, three hundred three thousand, seven hundred forty".