4901902 has 4 divisors (see below), whose sum is σ = 7352856. Its totient is φ = 2450950.

The previous prime is 4901887. The next prime is 4901903. The reversal of 4901902 is 2091094.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2091094 = 2 ⋅1045547.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4901903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1225474 + ... + 1225477.

It is an arithmetic number, because the mean of its divisors is an integer number (1838214).

Almost surely, 2^4901902 is an apocalyptic number.

4901902 is a deficient number, since it is larger than the sum of its proper divisors (2450954).

4901902 is a wasteful number, since it uses less digits than its factorization.

4901902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2450953.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 4901902 is about 2214.0239384433. The cubic root of 4901902 is about 169.8718988818.

Adding to 4901902 its reverse (2091094), we get a palindrome (6992996).

The spelling of 4901902 in words is "four million, nine hundred one thousand, nine hundred two".