423787041 has 6 divisors (see below), whose sum is σ = 612136850. Its totient is φ = 282524688.

The previous prime is 423787027. The next prime is 423787043. The reversal of 423787041 is 140787324.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 379431441 + 44355600 = 19479^2 + 6660^2 .

It is not a de Polignac number, because 423787041 - 2⁶ = 423786977 is a prime.

It is a super-2 number, since 2×423787041² = 359190912239071362, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 423786987 and 423787005.

It is not an unprimeable number, because it can be changed into a prime (423787043) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23543716 + ... + 23543733.

Almost surely, 2^423787041 is an apocalyptic number.

It is an amenable number.

423787041 is a deficient number, since it is larger than the sum of its proper divisors (188349809).

423787041 is a wasteful number, since it uses less digits than its factorization.

423787041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47087455 (or 47087452 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 36.

The square root of 423787041 is about 20586.0885308501. The cubic root of 423787041 is about 751.1313538598.

The spelling of 423787041 in words is "four hundred twenty-three million, seven hundred eighty-seven thousand, forty-one".