2053402 has 8 divisors (see below), whose sum is σ = 3317076. Its totient is φ = 947712.

The previous prime is 2053397. The next prime is 2053411. The reversal of 2053402 is 2043502.

It can be written as a sum of positive squares in 2 ways, for example, as 1985281 + 68121 = 1409^2 + 261^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39463 + ... + 39514.

2^2053402 is an apocalyptic number.

2053402 is a deficient number, since it is larger than the sum of its proper divisors (1263674).

2053402 is a wasteful number, since it uses less digits than its factorization.

2053402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78992.

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 2053402 is about 1432.9696437818. The cubic root of 2053402 is about 127.1036416051.

Adding to 2053402 its reverse (2043502), we get a palindrome (4096904).

The spelling of 2053402 in words is "two million, fifty-three thousand, four hundred two".