40362144 has 24 divisors (see below), whose sum is σ = 105950880. Its totient is φ = 13454016.

The previous prime is 40362121. The next prime is 40362167. The reversal of 40362144 is 44126304.

It is an interprime number because it is at equal distance from previous prime (40362121) and next prime (40362167).

It is a tau number, because it is divible by the number of its divisors (24).

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210124 + ... + 210315.

It is an arithmetic number, because the mean of its divisors is an integer number (4414620).

Almost surely, 2^40362144 is an apocalyptic number.

It is an amenable number.

40362144 is an abundant number, since it is smaller than the sum of its proper divisors (65588736).

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

40362144 is a wasteful number, since it uses less digits than its factorization.

40362144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420452 (or 420444 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 40362144 is about 6353.1208079179. The cubic root of 40362144 is about 343.0241860621.

Adding to 40362144 its reverse (44126304), we get a palindrome (84488448).

The spelling of 40362144 in words is "forty million, three hundred sixty-two thousand, one hundred forty-four".