452041990 has 16 divisors (see below), whose sum is σ = 815426352. Its totient is φ = 180427744.

The previous prime is 452041973. The next prime is 452041991. The reversal of 452041990 is 99140254.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452041991) 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, 43729 + ... + 53068.

It is an arithmetic number, because the mean of its divisors is an integer number (50964147).

Almost surely, 2^452041990 is an apocalyptic number.

452041990 is a deficient number, since it is larger than the sum of its proper divisors (363384362).

452041990 is a wasteful number, since it uses less digits than its factorization.

452041990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97271.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 452041990 is about 21261.2791242672. The cubic root of 452041990 is about 767.4667918448.

The spelling of 452041990 in words is "four hundred fifty-two million, forty-one thousand, nine hundred ninety".