124649064 has 64 divisors (see below), whose sum is σ = 352152000. Its totient is φ = 40841280.

The previous prime is 124649059. The next prime is 124649149. The reversal of 124649064 is 460946421.

124649064 is a `hidden beast` number, since 1 + 2 + 4 + 649 + 0 + 6 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7854 + ... + 17634.

It is an arithmetic number, because the mean of its divisors is an integer number (5502375).

Almost surely, 2^124649064 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 124649064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176076000).

124649064 is an abundant number, since it is smaller than the sum of its proper divisors (227502936).

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

124649064 is a wasteful number, since it uses less digits than its factorization.

124649064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9855 (or 9845 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 124649064 is about 11164.6345215596. The cubic root of 124649064 is about 499.5316467608.

It can be divided in two parts, 12464 and 9064, that added together give a triangular number (21528 = T₂₀₇).

The spelling of 124649064 in words is "one hundred twenty-four million, six hundred forty-nine thousand, sixty-four".