49298378 has 4 divisors (see below), whose sum is σ = 73947570. Its totient is φ = 24649188.

The previous prime is 49298371. The next prime is 49298413. The reversal of 49298378 is 87389294.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 87389294 = 2 ⋅43694647.

It can be written as a sum of positive squares in only one way, i.e., 28440889 + 20857489 = 5333^2 + 4567^2 .

It is not an unprimeable number, because it can be changed into a prime (49298371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12324593 + ... + 12324596.

Almost surely, 2^49298378 is an apocalyptic number.

49298378 is a deficient number, since it is larger than the sum of its proper divisors (24649192).

49298378 is a wasteful number, since it uses less digits than its factorization.

49298378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24649191.

The product of its digits is 870912, while the sum is 50.

The square root of 49298378 is about 7021.2803675683. The cubic root of 49298378 is about 366.6718278429.

The spelling of 49298378 in words is "forty-nine million, two hundred ninety-eight thousand, three hundred seventy-eight".