42033437 has 2 divisors, whose sum is σ = 42033438. Its totient is φ = 42033436.

The previous prime is 42033413. The next prime is 42033479. The reversal of 42033437 is 73433024.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23145721 + 18887716 = 4811^2 + 4346^2 .

It is a cyclic number.

It is not a de Polignac number, because 42033437 - 2¹² = 42029341 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42033337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21016718 + 21016719.

It is an arithmetic number, because the mean of its divisors is an integer number (21016719).

Almost surely, 2^42033437 is an apocalyptic number.

It is an amenable number.

42033437 is a deficient number, since it is larger than the sum of its proper divisors (1).

42033437 is an equidigital number, since it uses as much as digits as its factorization.

42033437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 26.

The square root of 42033437 is about 6483.3199057273. The cubic root of 42033437 is about 347.6948843877.

The spelling of 42033437 in words is "forty-two million, thirty-three thousand, four hundred thirty-seven".