42351488 has 32 divisors (see below), whose sum is σ = 89339760. Its totient is φ = 19929088.

The previous prime is 42351473. The next prime is 42351509. The reversal of 42351488 is 88415324.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7556 + ... + 11907.

Almost surely, 2^42351488 is an apocalyptic number.

It is an amenable number.

42351488 is an abundant number, since it is smaller than the sum of its proper divisors (46988272).

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

42351488 is a wasteful number, since it uses less digits than its factorization.

42351488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19494 (or 19482 counting only the distinct ones).

The product of its digits is 30720, while the sum is 35.

The square root of 42351488 is about 6507.8020867264. The cubic root of 42351488 is about 348.5696400005.

The spelling of 42351488 in words is "forty-two million, three hundred fifty-one thousand, four hundred eighty-eight".