49940010 has 64 divisors (see below), whose sum is σ = 136800000. Its totient is φ = 12954816.

The previous prime is 49939987. The next prime is 49940017. The reversal of 49940010 is 1004994.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49940017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7491 + ... + 12489.

It is an arithmetic number, because the mean of its divisors is an integer number (2137500).

Almost surely, 2^49940010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49940010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68400000).

49940010 is an abundant number, since it is smaller than the sum of its proper divisors (86859990).

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

49940010 is a wasteful number, since it uses less digits than its factorization.

49940010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5052 (or 5046 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 49940010 is about 7066.8246051533. The cubic root of 49940010 is about 368.2557542001.

The spelling of 49940010 in words is "forty-nine million, nine hundred forty thousand, ten".