3948526 has 4 divisors (see below), whose sum is σ = 5922792. Its totient is φ = 1974262.

The previous prime is 3948521. The next prime is 3948533. The reversal of 3948526 is 6258493.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6258493 = 197 ⋅31769.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3948521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 987130 + ... + 987133.

It is an arithmetic number, because the mean of its divisors is an integer number (1480698).

Almost surely, 2^3948526 is an apocalyptic number.

3948526 is a deficient number, since it is larger than the sum of its proper divisors (1974266).

3948526 is a wasteful number, since it uses less digits than its factorization.

3948526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1974265.

The product of its digits is 51840, while the sum is 37.

The square root of 3948526 is about 1987.0898318898. The cubic root of 3948526 is about 158.0562476657.

The spelling of 3948526 in words is "three million, nine hundred forty-eight thousand, five hundred twenty-six".