425092505 has 16 divisors (see below), whose sum is σ = 520934544. Its totient is φ = 332928000.

The previous prime is 425092501. The next prime is 425092517. The reversal of 425092505 is 505290524.

425092505 = T₂₇₅ + T₂₇₆ + ... + T₁₃₆₉.

It can be written as a sum of positive squares in 8 ways, for example, as 23931664 + 401160841 = 4892^2 + 20029^2 .

It is not a de Polignac number, because 425092505 - 2² = 425092501 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (425092501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45755 + ... + 54255.

It is an arithmetic number, because the mean of its divisors is an integer number (32558409).

Almost surely, 2^425092505 is an apocalyptic number.

It is an amenable number.

425092505 is a deficient number, since it is larger than the sum of its proper divisors (95842039).

425092505 is a wasteful number, since it uses less digits than its factorization.

425092505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8716.

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 425092505 is about 20617.7715818175. The cubic root of 425092505 is about 751.9018428781.

The spelling of 425092505 in words is "four hundred twenty-five million, ninety-two thousand, five hundred five".