342230402 has 4 divisors (see below), whose sum is σ = 513345606. Its totient is φ = 171115200.

The previous prime is 342230393. The next prime is 342230407. The reversal of 342230402 is 204032243.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 204032243 = 1187 ⋅171889.

It can be written as a sum of positive squares in only one way, i.e., 322525681 + 19704721 = 17959^2 + 4439^2 .

It is not an unprimeable number, because it can be changed into a prime (342230407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85557599 + ... + 85557602.

Almost surely, 2^342230402 is an apocalyptic number.

342230402 is a deficient number, since it is larger than the sum of its proper divisors (171115204).

342230402 is a wasteful number, since it uses less digits than its factorization.

342230402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171115203.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 342230402 is about 18499.4703167415. The cubic root of 342230402 is about 699.4760718996.

Adding to 342230402 its reverse (204032243), we get a palindrome (546262645).

The spelling of 342230402 in words is "three hundred forty-two million, two hundred thirty thousand, four hundred two".