4648731 has 4 divisors (see below), whose sum is σ = 6198312. Its totient is φ = 3099152.

The previous prime is 4648681. The next prime is 4648739. The reversal of 4648731 is 1378464.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4648731 - 2⁷ = 4648603 is a prime.

It is a super-2 number, since 2×4648731² = 43221399820722, which contains 22 as substring.

It is a D-number.

It is a junction number, because it is equal to n+sod(n) for n = 4648692 and 4648701.

It is not an unprimeable number, because it can be changed into a prime (4648739) 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, 774786 + ... + 774791.

It is an arithmetic number, because the mean of its divisors is an integer number (1549578).

Almost surely, 2^4648731 is an apocalyptic number.

4648731 is a deficient number, since it is larger than the sum of its proper divisors (1549581).

4648731 is a wasteful number, since it uses less digits than its factorization.

4648731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1549580.

The product of its digits is 16128, while the sum is 33.

The square root of 4648731 is about 2156.0916028778. The cubic root of 4648731 is about 166.8955685906.

The spelling of 4648731 in words is "four million, six hundred forty-eight thousand, seven hundred thirty-one".