426340236 has 48 divisors (see below), whose sum is σ = 1186343424. Its totient is φ = 116514816.

The previous prime is 426340219. The next prime is 426340237. The reversal of 426340236 is 632043624.

It is a happy number.

It is a super-3 number, since 3×426340236³ (a number of 27 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (426340237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108405 + ... + 112268.

It is an arithmetic number, because the mean of its divisors is an integer number (24715488).

Almost surely, 2^426340236 is an apocalyptic number.

426340236 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

426340236 is an abundant number, since it is smaller than the sum of its proper divisors (760003188).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

426340236 is a wasteful number, since it uses less digits than its factorization.

426340236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220710 (or 220708 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

The square root of 426340236 is about 20648.0080395180. The cubic root of 426340236 is about 752.6367847357.

The spelling of 426340236 in words is "four hundred twenty-six million, three hundred forty thousand, two hundred thirty-six".