426470137 has 4 divisors (see below), whose sum is σ = 426716836. Its totient is φ = 426223440.

The previous prime is 426470123. The next prime is 426470141. The reversal of 426470137 is 731074624.

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

It can be written as a sum of positive squares in 2 ways, for example, as 7817616 + 418652521 = 2796^2 + 20461^2 .

It is a cyclic number.

It is not a de Polignac number, because 426470137 - 2¹¹ = 426468089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (426470167) 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, 120738 + ... + 124219.

It is an arithmetic number, because the mean of its divisors is an integer number (106679209).

Almost surely, 2^426470137 is an apocalyptic number.

It is an amenable number.

426470137 is a deficient number, since it is larger than the sum of its proper divisors (246699).

426470137 is a wasteful number, since it uses less digits than its factorization.

426470137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246698.

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 426470137 is about 20651.1534060449. The cubic root of 426470137 is about 752.7132169173.

The spelling of 426470137 in words is "four hundred twenty-six million, four hundred seventy thousand, one hundred thirty-seven".