42292402 has 8 divisors (see below), whose sum is σ = 64986012. Its totient is φ = 20630400.

The previous prime is 42292387. The next prime is 42292403. The reversal of 42292402 is 20429224.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 40335201 + 1957201 = 6351^2 + 1399^2 .

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

It is not an unprimeable number, because it can be changed into a prime (42292403) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 257799 + ... + 257962.

Almost surely, 2^42292402 is an apocalyptic number.

42292402 is a deficient number, since it is larger than the sum of its proper divisors (22693610).

42292402 is a wasteful number, since it uses less digits than its factorization.

42292402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515804.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 42292402 is about 6503.2608743614. The cubic root of 42292402 is about 348.4074641084.

The spelling of 42292402 in words is "forty-two million, two hundred ninety-two thousand, four hundred two".