42476773 has 2 divisors, whose sum is σ = 42476774. Its totient is φ = 42476772.

The previous prime is 42476743. The next prime is 42476783. The reversal of 42476773 is 37767424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39727809 + 2748964 = 6303^2 + 1658^2 .

It is a cyclic number.

It is not a de Polignac number, because 42476773 - 2⁵ = 42476741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42476743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21238386 + 21238387.

It is an arithmetic number, because the mean of its divisors is an integer number (21238387).

Almost surely, 2^42476773 is an apocalyptic number.

It is an amenable number.

42476773 is a deficient number, since it is larger than the sum of its proper divisors (1).

42476773 is an equidigital number, since it uses as much as digits as its factorization.

42476773 is an evil number, because the sum of its binary digits is even.

The product of its digits is 197568, while the sum is 40.

The square root of 42476773 is about 6517.4207321608. The cubic root of 42476773 is about 348.9130168033.

The spelling of 42476773 in words is "forty-two million, four hundred seventy-six thousand, seven hundred seventy-three".