705402401 has 16 divisors (see below), whose sum is σ = 795125760. Its totient is φ = 620237520.

The previous prime is 705402391. The next prime is 705402457. The reversal of 705402401 is 104204507.

It is a cyclic number.

It is not a de Polignac number, because 705402401 - 2¹⁸ = 705140257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (705402491) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41480 + ... + 55958.

It is an arithmetic number, because the mean of its divisors is an integer number (49695360).

Almost surely, 2^705402401 is an apocalyptic number.

It is an amenable number.

705402401 is a deficient number, since it is larger than the sum of its proper divisors (89723359).

705402401 is a wasteful number, since it uses less digits than its factorization.

705402401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14636.

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 705402401 is about 26559.4126629336. The cubic root of 705402401 is about 890.1823474371.

Adding to 705402401 its reverse (104204507), we get a palindrome (809606908).

The spelling of 705402401 in words is "seven hundred five million, four hundred two thousand, four hundred one".