34540402 has 8 divisors (see below), whose sum is σ = 55796076. Its totient is φ = 15941712.

The previous prime is 34540399. The next prime is 34540427. The reversal of 34540402 is 20404543.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 34327881 + 212521 = 5859^2 + 461^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 664213 + ... + 664264.

Almost surely, 2^34540402 is an apocalyptic number.

34540402 is a deficient number, since it is larger than the sum of its proper divisors (21255674).

34540402 is a wasteful number, since it uses less digits than its factorization.

34540402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1328492.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 34540402 is about 5877.1083025583. The cubic root of 34540402 is about 325.6685315664.

Adding to 34540402 its reverse (20404543), we get a palindrome (54944945).

The spelling of 34540402 in words is "thirty-four million, five hundred forty thousand, four hundred two".