40476 has 12 divisors (see below), whose sum is σ = 94472. Its totient is φ = 13488.

The previous prime is 40471. The next prime is 40483. The reversal of 40476 is 67404.

Added to its reverse (67404) it gives a triangular number (107880 = T₄₆₄).

40476 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40471) by changing a digit.

40476 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1675 + ... + 1698.

2⁴⁰⁴⁷⁶ is an apocalyptic number.

It is an amenable number.

40476 is an abundant number, since it is smaller than the sum of its proper divisors (53996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47236).

40476 is a wasteful number, since it uses less digits than its factorization.

40476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3380 (or 3378 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 40476 is about 201.1864806591. The cubic root of 40476 is about 34.3346424444.

Adding to 40476 its reverse (67404), we get a triangular number (107880 = T₄₆₄).

The spelling of 40476 in words is "forty thousand, four hundred seventy-six".