49477958 has 4 divisors (see below), whose sum is σ = 74216940. Its totient is φ = 24738978.

The previous prime is 49477951. The next prime is 49477963. The reversal of 49477958 is 85977494.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 85977494 = 2 ⋅42988747.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49477951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12369488 + ... + 12369491.

It is an arithmetic number, because the mean of its divisors is an integer number (18554235).

Almost surely, 2^49477958 is an apocalyptic number.

49477958 is a deficient number, since it is larger than the sum of its proper divisors (24738982).

49477958 is a wasteful number, since it uses less digits than its factorization.

49477958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24738981.

The product of its digits is 2540160, while the sum is 53.

The square root of 49477958 is about 7034.0570085833. The cubic root of 49477958 is about 367.1165154576.

The spelling of 49477958 in words is "forty-nine million, four hundred seventy-seven thousand, nine hundred fifty-eight".