49148659 has 4 divisors (see below), whose sum is σ = 56169904. Its totient is φ = 42127416.

The previous prime is 49148657. The next prime is 49148681. The reversal of 49148659 is 95684194.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 49148659 - 2¹ = 49148657 is a prime.

It is not an unprimeable number, because it can be changed into a prime (49148653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3510612 + ... + 3510625.

It is an arithmetic number, because the mean of its divisors is an integer number (14042476).

Almost surely, 2^49148659 is an apocalyptic number.

49148659 is a deficient number, since it is larger than the sum of its proper divisors (7021245).

49148659 is an equidigital number, since it uses as much as digits as its factorization.

49148659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7021244.

The product of its digits is 311040, while the sum is 46.

The square root of 49148659 is about 7010.6104584408. The cubic root of 49148659 is about 366.3002577539.

The spelling of 49148659 in words is "forty-nine million, one hundred forty-eight thousand, six hundred fifty-nine".