425637274 has 16 divisors (see below), whose sum is σ = 644205600. Its totient is φ = 210908880.

The previous prime is 425637271. The next prime is 425637281. The reversal of 425637274 is 472736524.

It is a happy number.

It is a plaindrome in base 7.

It is not an unprimeable number, because it can be changed into a prime (425637271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154489 + ... + 157219.

It is an arithmetic number, because the mean of its divisors is an integer number (40262850).

Almost surely, 2^425637274 is an apocalyptic number.

425637274 is a deficient number, since it is larger than the sum of its proper divisors (218568326).

425637274 is a wasteful number, since it uses less digits than its factorization.

425637274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3405.

The product of its digits is 282240, while the sum is 40.

The square root of 425637274 is about 20630.9785032121. The cubic root of 425637274 is about 752.2229008107. Note that the first 3 decimals are identical.

The spelling of 425637274 in words is "four hundred twenty-five million, six hundred thirty-seven thousand, two hundred seventy-four".