452747438 has 16 divisors (see below), whose sum is σ = 797849136. Its totient is φ = 189963840.

The previous prime is 452747431. The next prime is 452747453. The reversal of 452747438 is 834747254.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452747431) 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, 791231 + ... + 791802.

It is an arithmetic number, because the mean of its divisors is an integer number (49865571).

Almost surely, 2^452747438 is an apocalyptic number.

452747438 is a deficient number, since it is larger than the sum of its proper divisors (345101698).

452747438 is a wasteful number, since it uses less digits than its factorization.

452747438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1583059.

The product of its digits is 752640, while the sum is 44.

The square root of 452747438 is about 21277.8626276231. The cubic root of 452747438 is about 767.8658156319.

The spelling of 452747438 in words is "four hundred fifty-two million, seven hundred forty-seven thousand, four hundred thirty-eight".