42863550 has 24 divisors (see below), whose sum is σ = 106301976. Its totient is φ = 11430240.

The previous prime is 42863549. The next prime is 42863551. The reversal of 42863550 is 5536824.

It is an interprime number because it is at equal distance from previous prime (42863549) and next prime (42863551).

It is a super-3 number, since 3×42863550³ (a number of 24 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42863551) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 142729 + ... + 143028.

It is an arithmetic number, because the mean of its divisors is an integer number (4429249).

Almost surely, 2^42863550 is an apocalyptic number.

42863550 is an abundant number, since it is smaller than the sum of its proper divisors (63438426).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42863550 is a wasteful number, since it uses less digits than its factorization.

42863550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285772 (or 285767 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 42863550 is about 6547.0260424104. The cubic root of 42863550 is about 349.9688407635.

The spelling of 42863550 in words is "forty-two million, eight hundred sixty-three thousand, five hundred fifty".