1652402 has 4 divisors (see below), whose sum is σ = 2478606. Its totient is φ = 826200.

The previous prime is 1652377. The next prime is 1652407. The reversal of 1652402 is 2042561.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2042561 = 23 ⋅88807.

It can be written as a sum of positive squares in only one way, i.e., 1042441 + 609961 = 1021^2 + 781^2 .

It is not an unprimeable number, because it can be changed into a prime (1652407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 413099 + ... + 413102.

2^1652402 is an apocalyptic number.

1652402 is a deficient number, since it is larger than the sum of its proper divisors (826204).

1652402 is an equidigital number, since it uses as much as digits as its factorization.

1652402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 826203.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1652402 is about 1285.4578950709. The cubic root of 1652402 is about 118.2238878735.

Adding to 1652402 its reverse (2042561), we get a palindrome (3694963).

The spelling of 1652402 in words is "one million, six hundred fifty-two thousand, four hundred two".