42994368 has 112 divisors (see below), whose sum is σ = 128016000. Its totient is φ = 14148864.

The previous prime is 42994351. The next prime is 42994373. The reversal of 42994368 is 86349924.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 240103 + ... + 240281.

It is an arithmetic number, because the mean of its divisors is an integer number (1143000).

Almost surely, 2^42994368 is an apocalyptic number.

42994368 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42994368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64008000).

42994368 is an abundant number, since it is smaller than the sum of its proper divisors (85021632).

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

42994368 is a wasteful number, since it uses less digits than its factorization.

42994368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339 (or 323 counting only the distinct ones).

The product of its digits is 373248, while the sum is 45.

The square root of 42994368 is about 6557.0090742655. The cubic root of 42994368 is about 350.3245099151.

The spelling of 42994368 in words is "forty-two million, nine hundred ninety-four thousand, three hundred sixty-eight".