49209030 has 96 divisors (see below), whose sum is σ = 139243104. Its totient is φ = 11985408.

The previous prime is 49209023. The next prime is 49209037. The reversal of 49209030 is 3090294.

It is an interprime number because it is at equal distance from previous prime (49209023) and next prime (49209037).

It is a junction number, because it is equal to n+sod(n) for n = 49208985 and 49209003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49209037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 160137 + ... + 160443.

It is an arithmetic number, because the mean of its divisors is an integer number (1450449).

Almost surely, 2^49209030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49209030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69621552).

49209030 is an abundant number, since it is smaller than the sum of its proper divisors (90034074).

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

49209030 is a wasteful number, since it uses less digits than its factorization.

49209030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470 (or 467 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 49209030 is about 7014.9148248571. The cubic root of 49209030 is about 366.4501761515.

The spelling of 49209030 in words is "forty-nine million, two hundred nine thousand, thirty".