42364733 has 2 divisors, whose sum is σ = 42364734. Its totient is φ = 42364732.

The previous prime is 42364691. The next prime is 42364757. The reversal of 42364733 is 33746324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34316164 + 8048569 = 5858^2 + 2837^2 .

It is a cyclic number.

It is not a de Polignac number, because 42364733 - 2²⁰ = 41316157 is a prime.

It is a super-2 number, since 2×42364733² = 3589541204322578, 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 42364733.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42364793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21182366 + 21182367.

It is an arithmetic number, because the mean of its divisors is an integer number (21182367).

Almost surely, 2^42364733 is an apocalyptic number.

It is an amenable number.

42364733 is a deficient number, since it is larger than the sum of its proper divisors (1).

42364733 is an equidigital number, since it uses as much as digits as its factorization.

42364733 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 32.

The square root of 42364733 is about 6508.8196318534. The cubic root of 42364733 is about 348.6059734243.

It can be divided in two parts, 423 and 64733, that added together give a palindrome (65156).

The spelling of 42364733 in words is "forty-two million, three hundred sixty-four thousand, seven hundred thirty-three".