49999500 has 144 divisors (see below), whose sum is σ = 162175104. Its totient is φ = 12960000.

The previous prime is 49999489. The next prime is 49999529. The reversal of 49999500 is 599994.

49999500 = 45³ + 46³ + ... + 119³.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 184365 + ... + 184635.

It is an arithmetic number, because the mean of its divisors is an integer number (1126216).

Almost surely, 2^49999500 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 49999500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81087552).

49999500 is an abundant number, since it is smaller than the sum of its proper divisors (112175604).

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

49999500 is a wasteful number, since it uses less digits than its factorization.

49999500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337 (or 322 counting only the distinct ones).

The product of its (nonzero) digits is 131220, while the sum is 45.

The square root of 49999500 is about 7071.0324564380. The cubic root of 49999500 is about 368.4019218494.

It can be divided in two parts, 499 and 99500, that added together give a palindrome (99999).

The spelling of 49999500 in words is "forty-nine million, nine hundred ninety-nine thousand, five hundred".