42946263 has 18 divisors (see below), whose sum is σ = 63032424. Its totient is φ = 28176984.

The previous prime is 42946249. The next prime is 42946339. The reversal of 42946263 is 36264924.

42946263 is a `hidden beast` number, since 4 + 29 + 4 + 626 + 3 = 666.

It is not a de Polignac number, because 42946263 - 2⁴ = 42946247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42946223) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 39870 + ... + 40932.

Almost surely, 2^42946263 is an apocalyptic number.

42946263 is a deficient number, since it is larger than the sum of its proper divisors (20086161).

42946263 is a wasteful number, since it uses less digits than its factorization.

42946263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1203 (or 1133 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 42946263 is about 6553.3398355342. The cubic root of 42946263 is about 350.1938055893.

The spelling of 42946263 in words is "forty-two million, nine hundred forty-six thousand, two hundred sixty-three".