425026947 has 4 divisors (see below), whose sum is σ = 566702600. Its totient is φ = 283351296.

The previous prime is 425026939. The next prime is 425026949. The reversal of 425026947 is 749620524.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 425026947 - 2³ = 425026939 is a prime.

It is a super-2 number, since 2×425026947² = 361295811352281618, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (425026949) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70837822 + ... + 70837827.

It is an arithmetic number, because the mean of its divisors is an integer number (141675650).

Almost surely, 2^425026947 is an apocalyptic number.

425026947 is a deficient number, since it is larger than the sum of its proper divisors (141675653).

425026947 is a wasteful number, since it uses less digits than its factorization.

425026947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141675652.

The product of its (nonzero) digits is 120960, while the sum is 39.

The square root of 425026947 is about 20616.1816784777. The cubic root of 425026947 is about 751.8631879856.

The spelling of 425026947 in words is "four hundred twenty-five million, twenty-six thousand, nine hundred forty-seven".