426435890 has 16 divisors (see below), whose sum is σ = 768216960. Its totient is φ = 170433840.

The previous prime is 426435833. The next prime is 426435899. The reversal of 426435890 is 98534624.

It is not an unprimeable number, because it can be changed into a prime (426435899) 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, 4346 + ... + 29525.

It is an arithmetic number, because the mean of its divisors is an integer number (48013560).

Almost surely, 2^426435890 is an apocalyptic number.

426435890 is a deficient number, since it is larger than the sum of its proper divisors (341781070).

426435890 is a wasteful number, since it uses less digits than its factorization.

426435890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35137.

The product of its (nonzero) digits is 207360, while the sum is 41.

The square root of 426435890 is about 20650.3242105300. The cubic root of 426435890 is about 752.6930679023.

The spelling of 426435890 in words is "four hundred twenty-six million, four hundred thirty-five thousand, eight hundred ninety".