49403250 has 128 divisors (see below), whose sum is σ = 147813120. Its totient is φ = 12139200.

The previous prime is 49403219. The next prime is 49403257. The reversal of 49403250 is 5230494.

49403250 is a `hidden beast` number, since 4 + 9 + 403 + 250 = 666.

It is a super-2 number, since 2×49403250² = 4881362221125000, which contains 22 as substring.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (49403257) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 87469 + ... + 88031.

It is an arithmetic number, because the mean of its divisors is an integer number (1154790).

Almost surely, 2^49403250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49403250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73906560).

49403250 is an abundant number, since it is smaller than the sum of its proper divisors (98409870).

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

49403250 is a wasteful number, since it uses less digits than its factorization.

49403250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602 (or 586 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 49403250 is about 7028.7445536170. The cubic root of 49403250 is about 366.9316495945.

The spelling of 49403250 in words is "forty-nine million, four hundred three thousand, two hundred fifty".