426541949 has 4 divisors (see below), whose sum is σ = 426828000. Its totient is φ = 426255900.

The previous prime is 426541937. The next prime is 426541979. The reversal of 426541949 is 949145624.

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 a de Polignac number, because none of the positive numbers 2^k-426541949 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 (426541919) 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, 140777 + ... + 143774.

It is an arithmetic number, because the mean of its divisors is an integer number (106707000).

Almost surely, 2^426541949 is an apocalyptic number.

It is an amenable number.

426541949 is a deficient number, since it is larger than the sum of its proper divisors (286051).

426541949 is a wasteful number, since it uses less digits than its factorization.

426541949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286050.

The product of its digits is 311040, while the sum is 44.

The square root of 426541949 is about 20652.8920250894. The cubic root of 426541949 is about 752.7554635704.

The spelling of 426541949 in words is "four hundred twenty-six million, five hundred forty-one thousand, nine hundred forty-nine".