401458466 has 4 divisors (see below), whose sum is σ = 602187702. Its totient is φ = 200729232.

The previous prime is 401458457. The next prime is 401458469. The reversal of 401458466 is 664854104.

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

It can be written as a sum of positive squares in only one way, i.e., 341473441 + 59985025 = 18479^2 + 7745^2 .

It is a super-2 number, since 2×401458466² = 322337799846146312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401458469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100364615 + ... + 100364618.

Almost surely, 2^401458466 is an apocalyptic number.

401458466 is a deficient number, since it is larger than the sum of its proper divisors (200729236).

401458466 is a wasteful number, since it uses less digits than its factorization.

401458466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200729235.

The product of its (nonzero) digits is 92160, while the sum is 38.

The square root of 401458466 is about 20036.4284741568. The cubic root of 401458466 is about 737.7007193208.

The spelling of 401458466 in words is "four hundred one million, four hundred fifty-eight thousand, four hundred sixty-six".