423754966 has 4 divisors (see below), whose sum is σ = 635632452. Its totient is φ = 211877482.

The previous prime is 423754943. The next prime is 423755029. The reversal of 423754966 is 669457324.

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

It is a super-2 number, since 2×423754966² = 359136542419322312, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105938740 + ... + 105938743.

It is an arithmetic number, because the mean of its divisors is an integer number (158908113).

Almost surely, 2^423754966 is an apocalyptic number.

423754966 is a deficient number, since it is larger than the sum of its proper divisors (211877486).

423754966 is a wasteful number, since it uses less digits than its factorization.

423754966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211877485.

The product of its digits is 1088640, while the sum is 46.

The square root of 423754966 is about 20585.3094705909. The cubic root of 423754966 is about 751.1124031891.

The spelling of 423754966 in words is "four hundred twenty-three million, seven hundred fifty-four thousand, nine hundred sixty-six".