3902630 has 8 divisors (see below), whose sum is σ = 7024752. Its totient is φ = 1561048.

The previous prime is 3902609. The next prime is 3902641. The reversal of 3902630 is 362093.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 3902596 and 3902605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 195122 + ... + 195141.

It is an arithmetic number, because the mean of its divisors is an integer number (878094).

Almost surely, 2^3902630 is an apocalyptic number.

3902630 is a deficient number, since it is larger than the sum of its proper divisors (3122122).

3902630 is a wasteful number, since it uses less digits than its factorization.

3902630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390270.

The product of its (nonzero) digits is 972, while the sum is 23.

The square root of 3902630 is about 1975.5075297250. The cubic root of 3902630 is about 157.4414664494.

The spelling of 3902630 in words is "three million, nine hundred two thousand, six hundred thirty".