42607442 has 8 divisors (see below), whose sum is σ = 65117196. Its totient is φ = 20901712.

The previous prime is 42607429. The next prime is 42607459. The reversal of 42607442 is 24470624.

It can be written as a sum of positive squares in 2 ways, for example, as 32615521 + 9991921 = 5711^2 + 3161^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×42607442² = 3630788227566728, which contains 22 as substring.

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, 200873 + ... + 201084.

Almost surely, 2^42607442 is an apocalyptic number.

42607442 is a deficient number, since it is larger than the sum of its proper divisors (22509754).

42607442 is a wasteful number, since it uses less digits than its factorization.

42607442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402012.

The product of its (nonzero) digits is 10752, while the sum is 29.

The square root of 42607442 is about 6527.4376289628. The cubic root of 42607442 is about 349.2704313043.

The spelling of 42607442 in words is "forty-two million, six hundred seven thousand, four hundred forty-two".