49840170 has 32 divisors (see below), whose sum is σ = 119845440. Its totient is φ = 13265280.

The previous prime is 49840169. The next prime is 49840171. The reversal of 49840170 is 7104894.

It is an interprime number because it is at equal distance from previous prime (49840169) and next prime (49840171).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (49840171) 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, 18510 + ... + 21030.

It is an arithmetic number, because the mean of its divisors is an integer number (3745170).

Almost surely, 2^49840170 is an apocalyptic number.

49840170 is an abundant number, since it is smaller than the sum of its proper divisors (70005270).

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

49840170 is a wasteful number, since it uses less digits than its factorization.

49840170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3190.

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 49840170 is about 7059.7570779737. The cubic root of 49840170 is about 368.0101850127.

The spelling of 49840170 in words is "forty-nine million, eight hundred forty thousand, one hundred seventy".