49699403 has 4 divisors (see below), whose sum is σ = 53522448. Its totient is φ = 45876360.

The previous prime is 49699387. The next prime is 49699409. The reversal of 49699403 is 30499694.

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: 30499694 = 2 ⋅15249847.

It is a cyclic number.

It is not a de Polignac number, because 49699403 - 2⁴ = 49699387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49699409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1911503 + ... + 1911528.

It is an arithmetic number, because the mean of its divisors is an integer number (13380612).

Almost surely, 2^49699403 is an apocalyptic number.

49699403 is a deficient number, since it is larger than the sum of its proper divisors (3823045).

49699403 is a wasteful number, since it uses less digits than its factorization.

49699403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3823044.

The product of its (nonzero) digits is 209952, while the sum is 44.

The square root of 49699403 is about 7049.7803511883. The cubic root of 49699403 is about 367.6633928750.

It can be divided in two parts, 496 and 99403, that added together give a palindrome (99899).

The spelling of 49699403 in words is "forty-nine million, six hundred ninety-nine thousand, four hundred three".