2938402 has 4 divisors (see below), whose sum is σ = 4407606. Its totient is φ = 1469200.

The previous prime is 2938391. The next prime is 2938409. The reversal of 2938402 is 2048392.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2343961 + 594441 = 1531^2 + 771^2 .

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (2938409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 734599 + ... + 734602.

2^2938402 is an apocalyptic number.

2938402 is a deficient number, since it is larger than the sum of its proper divisors (1469204).

2938402 is a wasteful number, since it uses less digits than its factorization.

2938402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1469203.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 2938402 is about 1714.1767703478. The cubic root of 2938402 is about 143.2310152539.

The spelling of 2938402 in words is "two million, nine hundred thirty-eight thousand, four hundred two".