40621300 has 36 divisors (see below), whose sum is σ = 88455276. Its totient is φ = 16192000.

The previous prime is 40621277. The next prime is 40621327. The reversal of 40621300 is 312604.

It can be written as a sum of positive squares in 6 ways, for example, as 1157776 + 39463524 = 1076^2 + 6282^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39594 + ... + 40606.

It is an arithmetic number, because the mean of its divisors is an integer number (2457091).

Almost surely, 2^40621300 is an apocalyptic number.

It is an amenable number.

40621300 is an abundant number, since it is smaller than the sum of its proper divisors (47833976).

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

40621300 is a wasteful number, since it uses less digits than its factorization.

40621300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1428 (or 1421 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 40621300 is about 6373.4841335019. The cubic root of 40621300 is about 343.7567800316.

Adding to 40621300 its reverse (312604), we get a palindrome (40933904).

The spelling of 40621300 in words is "forty million, six hundred twenty-one thousand, three hundred".