333249940 has 24 divisors (see below), whose sum is σ = 700634592. Its totient is φ = 133145760.

The previous prime is 333249937. The next prime is 333249953. The reversal of 333249940 is 49942333.

It is a super-2 number, since 2×333249940² = 222111045020007200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 333249940.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8955 + ... + 27325.

It is an arithmetic number, because the mean of its divisors is an integer number (29193108).

Almost surely, 2^333249940 is an apocalyptic number.

It is an amenable number.

333249940 is an abundant number, since it is smaller than the sum of its proper divisors (367384652).

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

333249940 is a wasteful number, since it uses less digits than its factorization.

333249940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19287 (or 19285 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 37.

The square root of 333249940 is about 18255.1346201555. The cubic root of 333249940 is about 693.3034478201.

It can be divided in two parts, 33324 and 9940, that added together give a square (43264 = 208²).

The spelling of 333249940 in words is "three hundred thirty-three million, two hundred forty-nine thousand, nine hundred forty".