49659480 has 224 divisors, whose sum is σ = 181787760. Its totient is φ = 12130560.

The previous prime is 49659469. The next prime is 49659503. The reversal of 49659480 is 8495694.

It is a happy number.

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

It is a zygodrome in base 9.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 379015 + ... + 379145.

Almost surely, 2^49659480 is an apocalyptic number.

49659480 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 49659480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90893880).

49659480 is an abundant number, since it is smaller than the sum of its proper divisors (132128280).

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

49659480 is a wasteful number, since it uses less digits than its factorization.

49659480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173 (or 154 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The square root of 49659480 is about 7046.9482756722. The cubic root of 49659480 is about 367.5649198097.

The spelling of 49659480 in words is "forty-nine million, six hundred fifty-nine thousand, four hundred eighty".