735680401 has 4 divisors (see below), whose sum is σ = 735940404. Its totient is φ = 735420400.

The previous prime is 735680383. The next prime is 735680443. The reversal of 735680401 is 104086537.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 104086537 = 227 ⋅458531.

It can be written as a sum of positive squares in 2 ways, for example, as 594189376 + 141491025 = 24376^2 + 11895^2 .

It is a cyclic number.

It is not a de Polignac number, because 735680401 - 2¹³ = 735672209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (735680201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125710 + ... + 131431.

It is an arithmetic number, because the mean of its divisors is an integer number (183985101).

Almost surely, 2^735680401 is an apocalyptic number.

It is an amenable number.

735680401 is a deficient number, since it is larger than the sum of its proper divisors (260003).

735680401 is a wasteful number, since it uses less digits than its factorization.

735680401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260002.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 735680401 is about 27123.4290051977. The cubic root of 735680401 is about 902.7407812063.

The spelling of 735680401 in words is "seven hundred thirty-five million, six hundred eighty thousand, four hundred one".