37442473 has 2 divisors, whose sum is σ = 37442474. Its totient is φ = 37442472.

The previous prime is 37442429. The next prime is 37442479. The reversal of 37442473 is 37424473.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35141184 + 2301289 = 5928^2 + 1517^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-37442473 is a prime.

It is not a weakly prime, because it can be changed into another prime (37442479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18721236 + 18721237.

It is an arithmetic number, because the mean of its divisors is an integer number (18721237).

Almost surely, 2^37442473 is an apocalyptic number.

It is an amenable number.

37442473 is a deficient number, since it is larger than the sum of its proper divisors (1).

37442473 is an equidigital number, since it uses as much as digits as its factorization.

37442473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 56448, while the sum is 34.

The square root of 37442473 is about 6119.0254943087. The cubic root of 37442473 is about 334.5452298033.

The spelling of 37442473 in words is "thirty-seven million, four hundred forty-two thousand, four hundred seventy-three".