3937954 has 4 divisors (see below), whose sum is σ = 5906934. Its totient is φ = 1968976.

The previous prime is 3937951. The next prime is 3937981. The reversal of 3937954 is 4597393.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4597393 = 31 ⋅148303.

It can be written as a sum of positive squares in only one way, i.e., 3861225 + 76729 = 1965^2 + 277^2 .

It is a super-2 number, since 2×3937954² = 31014963412232, which contains 22 as substring.

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (3937951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 984487 + ... + 984490.

Almost surely, 2^3937954 is an apocalyptic number.

3937954 is a deficient number, since it is larger than the sum of its proper divisors (1968980).

3937954 is a wasteful number, since it uses less digits than its factorization.

3937954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1968979.

The product of its digits is 102060, while the sum is 40.

The square root of 3937954 is about 1984.4278772483. The cubic root of 3937954 is about 157.9150587606.

The spelling of 3937954 in words is "three million, nine hundred thirty-seven thousand, nine hundred fifty-four".