42155463 has 8 divisors (see below), whose sum is σ = 64236928. Its totient is φ = 24088824.

The previous prime is 42155459. The next prime is 42155467. The reversal of 42155463 is 36455124.

It is an interprime number because it is at equal distance from previous prime (42155459) and next prime (42155467).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42155463 - 2² = 42155459 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42155463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42155467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1003681 + ... + 1003722.

It is an arithmetic number, because the mean of its divisors is an integer number (8029616).

Almost surely, 2^42155463 is an apocalyptic number.

42155463 is a deficient number, since it is larger than the sum of its proper divisors (22081465).

42155463 is a wasteful number, since it uses less digits than its factorization.

42155463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2007413.

The product of its digits is 14400, while the sum is 30.

The square root of 42155463 is about 6492.7238505884. The cubic root of 42155463 is about 348.0310201573.

The spelling of 42155463 in words is "forty-two million, one hundred fifty-five thousand, four hundred sixty-three".