426124919 has 4 divisors (see below), whose sum is σ = 464863560. Its totient is φ = 387386280.

The previous prime is 426124879. The next prime is 426124939. The reversal of 426124919 is 919421624.

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

It is a cyclic number.

It is not a de Polignac number, because 426124919 - 2²⁴ = 409347703 is a prime.

It is a super-2 number, since 2×426124919² = 363164893185513122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426124939) 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, 19369304 + ... + 19369325.

It is an arithmetic number, because the mean of its divisors is an integer number (116215890).

Almost surely, 2^426124919 is an apocalyptic number.

426124919 is a deficient number, since it is larger than the sum of its proper divisors (38738641).

426124919 is a wasteful number, since it uses less digits than its factorization.

426124919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38738640.

The product of its digits is 31104, while the sum is 38.

The square root of 426124919 is about 20642.7933913993. The cubic root of 426124919 is about 752.5100606080.

The spelling of 426124919 in words is "four hundred twenty-six million, one hundred twenty-four thousand, nine hundred nineteen".