49428151 has 8 divisors (see below), whose sum is σ = 51231600. Its totient is φ = 47631360.

The previous prime is 49428149. The next prime is 49428179. The reversal of 49428151 is 15182494.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 49428151 - 2¹ = 49428149 is a prime.

It is a super-2 number, since 2×49428151² = 4886284222557602, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49428131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17260 + ... + 19918.

It is an arithmetic number, because the mean of its divisors is an integer number (6403950).

Almost surely, 2^49428151 is an apocalyptic number.

49428151 is a deficient number, since it is larger than the sum of its proper divisors (1803449).

49428151 is a wasteful number, since it uses less digits than its factorization.

49428151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3329.

The product of its digits is 11520, while the sum is 34.

The square root of 49428151 is about 7030.5156994349. The cubic root of 49428151 is about 366.9932881191.

The spelling of 49428151 in words is "forty-nine million, four hundred twenty-eight thousand, one hundred fifty-one".