1025402342 has 8 divisors (see below), whose sum is σ = 1567124496. Its totient is φ = 503027512.

The previous prime is 1025402327. The next prime is 1025402347. The reversal of 1025402342 is 2432045201.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1025402347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4836698 + ... + 4836909.

It is an arithmetic number, because the mean of its divisors is an integer number (195890562).

Almost surely, 2^1025402342 is an apocalyptic number.

1025402342 is a deficient number, since it is larger than the sum of its proper divisors (541722154).

1025402342 is an equidigital number, since it uses as much as digits as its factorization.

1025402342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9673662.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 1025402342 is about 32021.9040970396. The cubic root of 1025402342 is about 1008.3967446738.

Adding to 1025402342 its reverse (2432045201), we get a palindrome (3457447543).

The spelling of 1025402342 in words is "one billion, twenty-five million, four hundred two thousand, three hundred forty-two".