2738402 has 4 divisors (see below), whose sum is σ = 4107606. Its totient is φ = 1369200.

The previous prime is 2738389. The next prime is 2738423. The reversal of 2738402 is 2048372.

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., 2247001 + 491401 = 1499^2 + 701^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 684599 + ... + 684602.

2^2738402 is an apocalyptic number.

2738402 is a deficient number, since it is larger than the sum of its proper divisors (1369204).

2738402 is a wasteful number, since it uses less digits than its factorization.

2738402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1369203.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 2738402 is about 1654.8117717735. The cubic root of 2738402 is about 139.9047311033.

The spelling of 2738402 in words is "two million, seven hundred thirty-eight thousand, four hundred two".