425106215 has 16 divisors (see below), whose sum is σ = 528487200. Its totient is φ = 327879552.

The previous prime is 425106197. The next prime is 425106221. The reversal of 425106215 is 512601524.

It is a cyclic number.

It is not a de Polignac number, because 425106215 - 2⁸ = 425105959 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122849 + ... + 126261.

It is an arithmetic number, because the mean of its divisors is an integer number (33030450).

Almost surely, 2^425106215 is an apocalyptic number.

425106215 is a deficient number, since it is larger than the sum of its proper divisors (103380985).

425106215 is a wasteful number, since it uses less digits than its factorization.

425106215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4306.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 425106215 is about 20618.1040592970. The cubic root of 425106215 is about 751.9099261881.

Adding to 425106215 its reverse (512601524), we get a palindrome (937707739).

The spelling of 425106215 in words is "four hundred twenty-five million, one hundred six thousand, two hundred fifteen".