42255446 has 16 divisors (see below), whose sum is σ = 65048400. Its totient is φ = 20579328.

The previous prime is 42255427. The next prime is 42255463. The reversal of 42255446 is 64455224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11750 + ... + 14918.

It is an arithmetic number, because the mean of its divisors is an integer number (4065525).

Almost surely, 2^42255446 is an apocalyptic number.

42255446 is a deficient number, since it is larger than the sum of its proper divisors (22792954).

42255446 is a wasteful number, since it uses less digits than its factorization.

42255446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3343.

The product of its digits is 38400, while the sum is 32.

The square root of 42255446 is about 6500.4189095781. The cubic root of 42255446 is about 348.3059525853.

The spelling of 42255446 in words is "forty-two million, two hundred fifty-five thousand, four hundred forty-six".