423540348 has 48 divisors (see below), whose sum is σ = 1232120064. Its totient is φ = 110010240.

The previous prime is 423540323. The next prime is 423540349. The reversal of 423540348 is 843045324.

It is a super-2 number, since 2×423540348² = 358772852767922208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423540349) 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, 228265 + ... + 230112.

It is an arithmetic number, because the mean of its divisors is an integer number (25669168).

Almost surely, 2^423540348 is an apocalyptic number.

It is an amenable number.

423540348 is an abundant number, since it is smaller than the sum of its proper divisors (808579716).

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

423540348 is a wasteful number, since it uses less digits than its factorization.

423540348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458402 (or 458400 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 33.

The square root of 423540348 is about 20580.0959181438. The cubic root of 423540348 is about 750.9855771718.

The spelling of 423540348 in words is "four hundred twenty-three million, five hundred forty thousand, three hundred forty-eight".