40461504 has 56 divisors (see below), whose sum is σ = 108386880. Its totient is φ = 13319424.

The previous prime is 40461503. The next prime is 40461517. The reversal of 40461504 is 40516404.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (40461503) 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, 14667 + ... + 17205.

It is an arithmetic number, because the mean of its divisors is an integer number (1935480).

Almost surely, 2^40461504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40461504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54193440).

40461504 is an abundant number, since it is smaller than the sum of its proper divisors (67925376).

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

40461504 is a wasteful number, since it uses less digits than its factorization.

40461504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2637 (or 2627 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 40461504 is about 6360.9357802135. The cubic root of 40461504 is about 343.3054310648.

Adding to 40461504 its reverse (40516404), we get a palindrome (80977908).

The spelling of 40461504 in words is "forty million, four hundred sixty-one thousand, five hundred four".