49117212 has 48 divisors (see below), whose sum is σ = 127835680. Its totient is φ = 16308864.

The previous prime is 49117207. The next prime is 49117217. The reversal of 49117212 is 21271194.

49117212 is a `hidden beast` number, since 491 + 172 + 1 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (49117207) and next prime (49117217).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49117217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33078 + ... + 34530.

Almost surely, 2^49117212 is an apocalyptic number.

It is an amenable number.

49117212 is an abundant number, since it is smaller than the sum of its proper divisors (78718468).

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

49117212 is a wasteful number, since it uses less digits than its factorization.

49117212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1779 (or 1771 counting only the distinct ones).

The product of its digits is 1008, while the sum is 27.

The square root of 49117212 is about 7008.3672848960. The cubic root of 49117212 is about 366.2221172575. Note that the first 3 decimals are identical.

The spelling of 49117212 in words is "forty-nine million, one hundred seventeen thousand, two hundred twelve".