49150000 has 60 divisors (see below), whose sum is σ = 119148624. Its totient is φ = 19640000.

The previous prime is 49149923. The next prime is 49150037. The reversal of 49150000 is 5194.

It is a self number, because there is not a number n which added to its sum of digits gives 49150000.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49509 + ... + 50491.

Almost surely, 2^49150000 is an apocalyptic number.

49150000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49150000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59574312).

49150000 is an abundant number, since it is smaller than the sum of its proper divisors (69998624).

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

49150000 is an frugal number, since it uses more digits than its factorization.

49150000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1016 (or 990 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 49150000 is about 7010.7060985324. The cubic root of 49150000 is about 366.3035891719.

Adding to 49150000 its reverse (5194), we get a palindrome (49155194).

The spelling of 49150000 in words is "forty-nine million, one hundred fifty thousand".