42412125 has 64 divisors (see below), whose sum is σ = 81948672. Its totient is φ = 19080000.

The previous prime is 42412121. The next prime is 42412129. The reversal of 42412125 is 52121424.

It is an interprime number because it is at equal distance from previous prime (42412121) and next prime (42412129).

It is not a de Polignac number, because 42412125 - 2² = 42412121 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42412121) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 280800 + ... + 280950.

It is an arithmetic number, because the mean of its divisors is an integer number (1280448).

Almost surely, 2^42412125 is an apocalyptic number.

It is an amenable number.

42412125 is a deficient number, since it is larger than the sum of its proper divisors (39536547).

42412125 is a wasteful number, since it uses less digits than its factorization.

42412125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283 (or 273 counting only the distinct ones).

The product of its digits is 640, while the sum is 21.

The square root of 42412125 is about 6512.4592129241. The cubic root of 42412125 is about 348.7359162360.

Adding to 42412125 its reverse (52121424), we get a palindrome (94533549).

The spelling of 42412125 in words is "forty-two million, four hundred twelve thousand, one hundred twenty-five".