3445775402 has 4 divisors (see below), whose sum is σ = 5168663106. Its totient is φ = 1722887700.

The previous prime is 3445775401. The next prime is 3445775449. The reversal of 3445775402 is 2045775443.

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., 1808035441 + 1637739961 = 42521^2 + 40469^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3445775402.

It is not an unprimeable number, because it can be changed into a prime (3445775401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 861443849 + ... + 861443852.

Almost surely, 2^3445775402 is an apocalyptic number.

3445775402 is a deficient number, since it is larger than the sum of its proper divisors (1722887704).

3445775402 is a wasteful number, since it uses less digits than its factorization.

3445775402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1722887703.

The product of its (nonzero) digits is 470400, while the sum is 41.

The square root of 3445775402 is about 58700.7274401263. The cubic root of 3445775402 is about 1510.4127933022.

Adding to 3445775402 its sum of digits (41), we get a palindrome (3445775443).

The spelling of 3445775402 in words is "three billion, four hundred forty-five million, seven hundred seventy-five thousand, four hundred two".