40466331 has 16 divisors (see below), whose sum is σ = 60536320. Its totient is φ = 26713800.

The previous prime is 40466329. The next prime is 40466353. The reversal of 40466331 is 13366404.

It is not a de Polignac number, because 40466331 - 2¹ = 40466329 is a prime.

It is a super-2 number, since 2×40466331² = 3275047889203122, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40466295 and 40466304.

It is not an unprimeable number, because it can be changed into a prime (40461331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4495 + ... + 10056.

It is an arithmetic number, because the mean of its divisors is an integer number (3783520).

Almost surely, 2^40466331 is an apocalyptic number.

40466331 is a deficient number, since it is larger than the sum of its proper divisors (20069989).

40466331 is a wasteful number, since it uses less digits than its factorization.

40466331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14663 (or 14657 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 40466331 is about 6361.3151942032. The cubic root of 40466331 is about 343.3190824721.

The spelling of 40466331 in words is "forty million, four hundred sixty-six thousand, three hundred thirty-one".