42829655 has 16 divisors (see below), whose sum is σ = 56415744. Its totient is φ = 30955680.

The previous prime is 42829651. The next prime is 42829663. The reversal of 42829655 is 55692824.

It is not a de Polignac number, because 42829655 - 2² = 42829651 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42829651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6854 + ... + 11516.

It is an arithmetic number, because the mean of its divisors is an integer number (3525984).

Almost surely, 2^42829655 is an apocalyptic number.

42829655 is a deficient number, since it is larger than the sum of its proper divisors (13586089).

42829655 is a wasteful number, since it uses less digits than its factorization.

42829655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4846.

The product of its digits is 172800, while the sum is 41.

The square root of 42829655 is about 6544.4369505711. The cubic root of 42829655 is about 349.8765687206.

The spelling of 42829655 in words is "forty-two million, eight hundred twenty-nine thousand, six hundred fifty-five".