42374377 has 2 divisors, whose sum is σ = 42374378. Its totient is φ = 42374376.

The previous prime is 42374363. The next prime is 42374399. The reversal of 42374377 is 77347324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42302016 + 72361 = 6504^2 + 269^2 .

It is a cyclic number.

It is not a de Polignac number, because 42374377 - 2¹⁵ = 42341609 is a prime.

It is a super-2 number, since 2×42374377² = 3591175652276258, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (42374327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21187188 + 21187189.

It is an arithmetic number, because the mean of its divisors is an integer number (21187189).

Almost surely, 2^42374377 is an apocalyptic number.

It is an amenable number.

42374377 is a deficient number, since it is larger than the sum of its proper divisors (1).

42374377 is an equidigital number, since it uses as much as digits as its factorization.

42374377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 98784, while the sum is 37.

The square root of 42374377 is about 6509.5604306282. The cubic root of 42374377 is about 348.6324238914.

The spelling of 42374377 in words is "forty-two million, three hundred seventy-four thousand, three hundred seventy-seven".