34123402 has 4 divisors (see below), whose sum is σ = 51185106. Its totient is φ = 17061700.

The previous prime is 34123393. The next prime is 34123423. The reversal of 34123402 is 20432143.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 32046921 + 2076481 = 5661^2 + 1441^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 34123402.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8530849 + ... + 8530852.

Almost surely, 2^34123402 is an apocalyptic number.

34123402 is a deficient number, since it is larger than the sum of its proper divisors (17061704).

34123402 is a wasteful number, since it uses less digits than its factorization.

34123402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17061703.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 34123402 is about 5841.5239449993. The cubic root of 34123402 is about 324.3526427667.

Adding to 34123402 its reverse (20432143), we get a palindrome (54555545).

The spelling of 34123402 in words is "thirty-four million, one hundred twenty-three thousand, four hundred two".