37452223 has 2 divisors, whose sum is σ = 37452224. Its totient is φ = 37452222.

The previous prime is 37452209. The next prime is 37452227. The reversal of 37452223 is 32225473.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-37452223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 37452191 and 37452200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (37452227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18726111 + 18726112.

It is an arithmetic number, because the mean of its divisors is an integer number (18726112).

Almost surely, 2^37452223 is an apocalyptic number.

37452223 is a deficient number, since it is larger than the sum of its proper divisors (1).

37452223 is an equidigital number, since it uses as much as digits as its factorization.

37452223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10080, while the sum is 28.

The square root of 37452223 is about 6119.8221379383. The cubic root of 37452223 is about 334.5742657497.

Adding to 37452223 its reverse (32225473), we get a palindrome (69677696).

It can be divided in two parts, 374522 and 23, that added together give a triangular number (374545 = T₈₆₅).

The spelling of 37452223 in words is "thirty-seven million, four hundred fifty-two thousand, two hundred twenty-three".