40626004 has 12 divisors (see below), whose sum is σ = 74186784. Its totient is φ = 19429784.

The previous prime is 40625999. The next prime is 40626007. The reversal of 40626004 is 40062604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40626007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220702 + ... + 220885.

It is an arithmetic number, because the mean of its divisors is an integer number (6182232).

Almost surely, 2^40626004 is an apocalyptic number.

It is an amenable number.

40626004 is a deficient number, since it is larger than the sum of its proper divisors (33560780).

40626004 is a wasteful number, since it uses less digits than its factorization.

40626004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441614 (or 441612 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 40626004 is about 6373.8531517442. The cubic root of 40626004 is about 343.7700486819.

Adding to 40626004 its reverse (40062604), we get a palindrome (80688608).

It can be divided in two parts, 4062600 and 4, that added together give a palindrome (4062604).

The spelling of 40626004 in words is "forty million, six hundred twenty-six thousand, four".