3471620401 has 4 divisors (see below), whose sum is σ = 3483975204. Its totient is φ = 3459265600.

The previous prime is 3471620353. The next prime is 3471620491. The reversal of 3471620401 is 1040261743.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1355712400 + 2115908001 = 36820^2 + 45999^2 .

It is a cyclic number.

It is not a de Polignac number, because 3471620401 - 2⁹ = 3471619889 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3471620401.

It is not an unprimeable number, because it can be changed into a prime (3471620491) 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, 6176980 + ... + 6177541.

It is an arithmetic number, because the mean of its divisors is an integer number (870993801).

Almost surely, 2^3471620401 is an apocalyptic number.

It is an amenable number.

3471620401 is a deficient number, since it is larger than the sum of its proper divisors (12354803).

3471620401 is a wasteful number, since it uses less digits than its factorization.

3471620401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12354802.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 3471620401 is about 58920.4582551765. The cubic root of 3471620401 is about 1514.1796690996.

The spelling of 3471620401 in words is "three billion, four hundred seventy-one million, six hundred twenty thousand, four hundred one".