452666040 has 32 divisors (see below), whose sum is σ = 1357998480. Its totient is φ = 120710912.

The previous prime is 452666033. The next prime is 452666047. The reversal of 452666040 is 40666254.

It is an interprime number because it is at equal distance from previous prime (452666033) and next prime (452666047).

It is a junction number, because it is equal to n+sod(n) for n = 452665992 and 452666010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452666047) 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, 1885989 + ... + 1886228.

Almost surely, 2^452666040 is an apocalyptic number.

452666040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

452666040 is an abundant number, since it is smaller than the sum of its proper divisors (905332440).

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

452666040 is a wasteful number, since it uses less digits than its factorization.

452666040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3772231 (or 3772227 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 452666040 is about 21275.9498025353. The cubic root of 452666040 is about 767.8197955020.

The spelling of 452666040 in words is "four hundred fifty-two million, six hundred sixty-six thousand, forty".