4001463 has 6 divisors (see below), whose sum is σ = 5779904. Its totient is φ = 2667636.

The previous prime is 4001461. The next prime is 4001467. The reversal of 4001463 is 3641004.

It is not a de Polignac number, because 4001463 - 2¹ = 4001461 is a prime.

It is a super-2 number, since 2×4001463² = 32023412280738, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4001461) 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, 222295 + ... + 222312.

Almost surely, 2^4001463 is an apocalyptic number.

4001463 is a deficient number, since it is larger than the sum of its proper divisors (1778441).

4001463 is a wasteful number, since it uses less digits than its factorization.

4001463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444613 (or 444610 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 4001463 is about 2000.3657165628. The cubic root of 4001463 is about 158.7594559023.

Adding to 4001463 its reverse (3641004), we get a palindrome (7642467).

The spelling of 4001463 in words is "four million, one thousand, four hundred sixty-three".