49121258 has 4 divisors (see below), whose sum is σ = 73681890. Its totient is φ = 24560628.

The previous prime is 49121257. The next prime is 49121263. The reversal of 49121258 is 85212194.

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

It can be written as a sum of positive squares in only one way, i.e., 48539089 + 582169 = 6967^2 + 763^2 .

It is not an unprimeable number, because it can be changed into a prime (49121257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12280313 + ... + 12280316.

Almost surely, 2^49121258 is an apocalyptic number.

49121258 is a deficient number, since it is larger than the sum of its proper divisors (24560632).

49121258 is a wasteful number, since it uses less digits than its factorization.

49121258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24560631.

The product of its digits is 5760, while the sum is 32.

The square root of 49121258 is about 7008.6559339149. The cubic root of 49121258 is about 366.2321727550.

The spelling of 49121258 in words is "forty-nine million, one hundred twenty-one thousand, two hundred fifty-eight".