426975901 has 4 divisors (see below), whose sum is σ = 465791904. Its totient is φ = 388159900.

The previous prime is 426975889. The next prime is 426975911. The reversal of 426975901 is 109579624.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 426975901 - 2²³ = 418587293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426975911) 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, 19407985 + ... + 19408006.

It is an arithmetic number, because the mean of its divisors is an integer number (116447976).

Almost surely, 2^426975901 is an apocalyptic number.

It is an amenable number.

426975901 is a deficient number, since it is larger than the sum of its proper divisors (38816003).

426975901 is a wasteful number, since it uses less digits than its factorization.

426975901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38816002.

The product of its (nonzero) digits is 136080, while the sum is 43.

The square root of 426975901 is about 20663.3951953690. The cubic root of 426975901 is about 753.0106545890.

The spelling of 426975901 in words is "four hundred twenty-six million, nine hundred seventy-five thousand, nine hundred one".