3948356 has 6 divisors (see below), whose sum is σ = 6909630. Its totient is φ = 1974176.

The previous prime is 3948353. The next prime is 3948361. The reversal of 3948356 is 6538493.

It can be written as a sum of positive squares in only one way, i.e., 3936256 + 12100 = 1984^2 + 110^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3948353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 493541 + ... + 493548.

It is an arithmetic number, because the mean of its divisors is an integer number (1151605).

Almost surely, 2^3948356 is an apocalyptic number.

It is an amenable number.

3948356 is a deficient number, since it is larger than the sum of its proper divisors (2961274).

3948356 is a wasteful number, since it uses less digits than its factorization.

3948356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 987093 (or 987091 counting only the distinct ones).

The product of its digits is 77760, while the sum is 38.

The square root of 3948356 is about 1987.0470553059. The cubic root of 3948356 is about 158.0539793131.

The spelling of 3948356 in words is "three million, nine hundred forty-eight thousand, three hundred fifty-six".