401450746 has 4 divisors (see below), whose sum is σ = 602176122. Its totient is φ = 200725372.

The previous prime is 401450729. The next prime is 401450761. The reversal of 401450746 is 647054104.

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., 399560121 + 1890625 = 19989^2 + 1375^2 .

It is a super-2 number, since 2×401450746² = 322325402927913032, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100362685 + ... + 100362688.

Almost surely, 2^401450746 is an apocalyptic number.

401450746 is a deficient number, since it is larger than the sum of its proper divisors (200725376).

401450746 is a wasteful number, since it uses less digits than its factorization.

401450746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200725375.

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 401450746 is about 20036.2358241262. The cubic root of 401450746 is about 737.6959906572.

The spelling of 401450746 in words is "four hundred one million, four hundred fifty thousand, seven hundred forty-six".