1542050402 has 8 divisors (see below), whose sum is σ = 2334693456. Its totient is φ = 763819252.

The previous prime is 1542050381. The next prime is 1542050407. The reversal of 1542050402 is 2040502451.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (1542050407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3602708 + ... + 3603135.

It is an arithmetic number, because the mean of its divisors is an integer number (291836682).

Almost surely, 2^1542050402 is an apocalyptic number.

1542050402 is a deficient number, since it is larger than the sum of its proper divisors (792643054).

1542050402 is a wasteful number, since it uses less digits than its factorization.

1542050402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7205952.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 1542050402 is about 39268.9495912483. The cubic root of 1542050402 is about 1155.3126348952.

Adding to 1542050402 its reverse (2040502451), we get a palindrome (3582552853).

The spelling of 1542050402 in words is "one billion, five hundred forty-two million, fifty thousand, four hundred two".