425847155 has 8 divisors (see below), whose sum is σ = 527501184. Its totient is φ = 329688000.

The previous prime is 425847151. The next prime is 425847173. The reversal of 425847155 is 551748524.

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

It is not a de Polignac number, because 425847155 - 2² = 425847151 is a prime.

It is a super-3 number, since 3×425847155³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (425847151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1373546 + ... + 1373855.

It is an arithmetic number, because the mean of its divisors is an integer number (65937648).

Almost surely, 2^425847155 is an apocalyptic number.

425847155 is a deficient number, since it is larger than the sum of its proper divisors (101654029).

425847155 is a wasteful number, since it uses less digits than its factorization.

425847155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2747437.

The product of its digits is 224000, while the sum is 41.

The square root of 425847155 is about 20636.0644261448. The cubic root of 425847155 is about 752.3465204290.

The spelling of 425847155 in words is "four hundred twenty-five million, eight hundred forty-seven thousand, one hundred fifty-five".