425727155 has 16 divisors (see below), whose sum is σ = 584293824. Its totient is φ = 291707520.

The previous prime is 425727109. The next prime is 425727187. The reversal of 425727155 is 551727524.

It is not a de Polignac number, because 425727155 - 2¹⁶ = 425661619 is a prime.

It is a super-2 number, since 2×425727155² = 362487221008788050, which contains 22 as substring.

It is a Duffinian 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, 52685 + ... + 60225.

It is an arithmetic number, because the mean of its divisors is an integer number (36518364).

Almost surely, 2^425727155 is an apocalyptic number.

425727155 is a deficient number, since it is larger than the sum of its proper divisors (158566669).

425727155 is a wasteful number, since it uses less digits than its factorization.

425727155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9166.

The product of its digits is 98000, while the sum is 38.

The square root of 425727155 is about 20633.1566901432. The cubic root of 425727155 is about 752.2758455692.

The spelling of 425727155 in words is "four hundred twenty-five million, seven hundred twenty-seven thousand, one hundred fifty-five".