42298656 has 48 divisors (see below), whose sum is σ = 115867584. Its totient is φ = 13485824.

The previous prime is 42298651. The next prime is 42298657. The reversal of 42298656 is 65689224.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (42298651) 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, 7371 + ... + 11786.

It is an arithmetic number, because the mean of its divisors is an integer number (2413908).

Almost surely, 2^42298656 is an apocalyptic number.

42298656 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

42298656 is an abundant number, since it is smaller than the sum of its proper divisors (73568928).

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

42298656 is a wasteful number, since it uses less digits than its factorization.

42298656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19193 (or 19185 counting only the distinct ones).

The product of its digits is 207360, while the sum is 42.

The square root of 42298656 is about 6503.7416922876. The cubic root of 42298656 is about 348.4246368769.

The spelling of 42298656 in words is "forty-two million, two hundred ninety-eight thousand, six hundred fifty-six".