3902455 has 8 divisors (see below), whose sum is σ = 4725072. Its totient is φ = 3093888.

The previous prime is 3902453. The next prime is 3902461. The reversal of 3902455 is 5542093.

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

It is a cyclic number.

It is not a de Polignac number, because 3902455 - 2¹ = 3902453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3902453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2889 + ... + 4018.

It is an arithmetic number, because the mean of its divisors is an integer number (590634).

Almost surely, 2^3902455 is an apocalyptic number.

3902455 is a deficient number, since it is larger than the sum of its proper divisors (822617).

3902455 is a wasteful number, since it uses less digits than its factorization.

3902455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7025.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 3902455 is about 1975.4632368131. The cubic root of 3902455 is about 157.4391131075.

The spelling of 3902455 in words is "three million, nine hundred two thousand, four hundred fifty-five".