42460251 has 8 divisors (see below), whose sum is σ = 56953344. Its totient is φ = 28137000.

The previous prime is 42460241. The next prime is 42460259. The reversal of 42460251 is 15206424.

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

It is not a de Polignac number, because 42460251 - 2⁵ = 42460219 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42460259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41875 + ... + 42876.

It is an arithmetic number, because the mean of its divisors is an integer number (7119168).

Almost surely, 2^42460251 is an apocalyptic number.

42460251 is a deficient number, since it is larger than the sum of its proper divisors (14493093).

42460251 is a wasteful number, since it uses less digits than its factorization.

42460251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84921.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 42460251 is about 6516.1530829163. The cubic root of 42460251 is about 348.8677725592.

Adding to 42460251 its reverse (15206424), we get a palindrome (57666675).

The spelling of 42460251 in words is "forty-two million, four hundred sixty thousand, two hundred fifty-one".