1401602834 has 8 divisors (see below), whose sum is σ = 2103668940. Its totient is φ = 700379856.

The previous prime is 1401602821. The next prime is 1401602837. The reversal of 1401602834 is 4382061041.

It can be written as a sum of positive squares in 2 ways, for example, as 1387935025 + 13667809 = 37255^2 + 3697^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1401602797 and 1401602806.

It is not an unprimeable number, because it can be changed into a prime (1401602837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206609 + ... + 213284.

Almost surely, 2^1401602834 is an apocalyptic number.

1401602834 is a deficient number, since it is larger than the sum of its proper divisors (702066106).

1401602834 is a wasteful number, since it uses less digits than its factorization.

1401602834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421564.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 1401602834 is about 37437.9865110291. The cubic root of 1401602834 is about 1119.1157013246.

Adding to 1401602834 its reverse (4382061041), we get a palindrome (5783663875).

The spelling of 1401602834 in words is "one billion, four hundred one million, six hundred two thousand, eight hundred thirty-four".