425763278 has 8 divisors (see below), whose sum is σ = 644968440. Its totient is φ = 210773800.

The previous prime is 425763251. The next prime is 425763287. The reversal of 425763278 is 872367524.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1053668 + ... + 1054071.

It is an arithmetic number, because the mean of its divisors is an integer number (80621055).

Almost surely, 2^425763278 is an apocalyptic number.

425763278 is a deficient number, since it is larger than the sum of its proper divisors (219205162).

425763278 is a wasteful number, since it uses less digits than its factorization.

425763278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2107842.

The product of its digits is 564480, while the sum is 44.

The square root of 425763278 is about 20634.0320344813. The cubic root of 425763278 is about 752.2971218659.

It can be divided in two parts, 42576 and 3278, that added together give a palindrome (45854).

The spelling of 425763278 in words is "four hundred twenty-five million, seven hundred sixty-three thousand, two hundred seventy-eight".