2939542 has 16 divisors (see below), whose sum is σ = 4534272. Its totient is φ = 1428840.

The previous prime is 2939533. The next prime is 2939543. The reversal of 2939542 is 2459392.

It is a junction number, because it is equal to n+sod(n) for n = 2939498 and 2939507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2939543) 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, 17953 + ... + 18115.

It is an arithmetic number, because the mean of its divisors is an integer number (283392).

2^2939542 is an apocalyptic number.

2939542 is a deficient number, since it is larger than the sum of its proper divisors (1594730).

2939542 is a wasteful number, since it uses less digits than its factorization.

2939542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363.

The product of its digits is 19440, while the sum is 34.

The square root of 2939542 is about 1714.5092592343. The cubic root of 2939542 is about 143.2495357792.

It can be divided in two parts, 2939 and 542, that added together give a square (3481 = 59²).

The spelling of 2939542 in words is "two million, nine hundred thirty-nine thousand, five hundred forty-two".