42351408 has 60 divisors (see below), whose sum is σ = 129304968. Its totient is φ = 12833280.

The previous prime is 42351391. The next prime is 42351427. The reversal of 42351408 is 80415324.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11785 + ... + 14952.

Almost surely, 2^42351408 is an apocalyptic number.

42351408 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

42351408 is an abundant number, since it is smaller than the sum of its proper divisors (86953560).

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

42351408 is a wasteful number, since it uses less digits than its factorization.

42351408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26762 (or 26753 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 42351408 is about 6507.7959402550. The cubic root of 42351408 is about 348.5694205231.

The spelling of 42351408 in words is "forty-two million, three hundred fifty-one thousand, four hundred eight".