49397895 has 24 divisors (see below), whose sum is σ = 86834592. Its totient is φ = 25972800.

The previous prime is 49397867. The next prime is 49397897. The reversal of 49397895 is 59879394.

It is not a de Polignac number, because 49397895 - 2¹⁴ = 49381511 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49397897) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4536 + ... + 10925.

It is an arithmetic number, because the mean of its divisors is an integer number (3618108).

Almost surely, 2^49397895 is an apocalyptic number.

49397895 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

49397895 is a deficient number, since it is larger than the sum of its proper divisors (37436697).

49397895 is a wasteful number, since it uses less digits than its factorization.

49397895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15543 (or 15540 counting only the distinct ones).

The product of its digits is 2449440, while the sum is 54.

The square root of 49397895 is about 7028.3636075547. The cubic root of 49397895 is about 366.9183914250.

The spelling of 49397895 in words is "forty-nine million, three hundred ninety-seven thousand, eight hundred ninety-five".