124441990 has 16 divisors (see below), whose sum is σ = 224127648. Its totient is φ = 49747456.

The previous prime is 124441949. The next prime is 124441991. The reversal of 124441990 is 99144421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124441991) 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, 24294 + ... + 28966.

It is an arithmetic number, because the mean of its divisors is an integer number (14007978).

Almost surely, 2^124441990 is an apocalyptic number.

124441990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

124441990 is a deficient number, since it is larger than the sum of its proper divisors (99685658).

124441990 is a wasteful number, since it uses less digits than its factorization.

124441990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7343.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 124441990 is about 11155.3570090786. The cubic root of 124441990 is about 499.2548768011.

It can be divided in two parts, 1244 and 41990, that added together give a palindrome (43234).

The spelling of 124441990 in words is "one hundred twenty-four million, four hundred forty-one thousand, nine hundred ninety".