42125465 has 8 divisors (see below), whose sum is σ = 50592768. Its totient is φ = 33672240.

The previous prime is 42125437. The next prime is 42125477. The reversal of 42125465 is 56452124.

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

It is not a de Polignac number, because 42125465 - 2¹⁶ = 42059929 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4904 + ... + 10406.

It is an arithmetic number, because the mean of its divisors is an integer number (6324096).

Almost surely, 2^42125465 is an apocalyptic number.

It is an amenable number.

42125465 is a deficient number, since it is larger than the sum of its proper divisors (8467303).

42125465 is a wasteful number, since it uses less digits than its factorization.

42125465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7039.

The product of its digits is 9600, while the sum is 29.

The square root of 42125465 is about 6490.4133150363. The cubic root of 42125465 is about 347.9484471350.

Adding to 42125465 its reverse (56452124), we get a palindrome (98577589).

It can be divided in two parts, 421 and 25465, that multiplied together give a triangular number (10720765 = T₄₆₃₀).

The spelling of 42125465 in words is "forty-two million, one hundred twenty-five thousand, four hundred sixty-five".