40463003 has 8 divisors (see below), whose sum is σ = 48254208. Its totient is φ = 33174504.

The previous prime is 40462993. The next prime is 40463011. The reversal of 40463003 is 30036404.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40463003 - 2⁴ = 40462987 is a prime.

It is a super-2 number, since 2×40463003² = 3274509223556018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40463053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125501 + ... + 125822.

It is an arithmetic number, because the mean of its divisors is an integer number (6031776).

Almost surely, 2^40463003 is an apocalyptic number.

40463003 is a deficient number, since it is larger than the sum of its proper divisors (7791205).

40463003 is a wasteful number, since it uses less digits than its factorization.

40463003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251353.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 40463003 is about 6361.0536076974. The cubic root of 40463003 is about 343.3096705553.

Adding to 40463003 its reverse (30036404), we get a palindrome (70499407).

The spelling of 40463003 in words is "forty million, four hundred sixty-three thousand, three".