1534402 has 16 divisors (see below), whose sum is σ = 2448000. Its totient is φ = 719280.

The previous prime is 1534397. The next prime is 1534411. The reversal of 1534402 is 2044351.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 1534402.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 5527 + ... + 5797.

It is an arithmetic number, because the mean of its divisors is an integer number (153000).

2^1534402 is an apocalyptic number.

1534402 is a deficient number, since it is larger than the sum of its proper divisors (913598).

1534402 is a wasteful number, since it uses less digits than its factorization.

1534402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 1534402 is about 1238.7098126680. The cubic root of 1534402 is about 115.3399393308.

Adding to 1534402 its reverse (2044351), we get a palindrome (3578753).

It can be divided in two parts, 1534 and 402, that added together give a square (1936 = 44²).

The spelling of 1534402 in words is "one million, five hundred thirty-four thousand, four hundred two".