70008401 has 2 divisors, whose sum is σ = 70008402. Its totient is φ = 70008400.

The previous prime is 70008391. The next prime is 70008409. The reversal of 70008401 is 10480007.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63123025 + 6885376 = 7945^2 + 2624^2 .

It is a cyclic number.

It is not a de Polignac number, because 70008401 - 2²² = 65814097 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (70008409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35004200 + 35004201.

It is an arithmetic number, because the mean of its divisors is an integer number (35004201).

Almost surely, 2^70008401 is an apocalyptic number.

It is an amenable number.

70008401 is a deficient number, since it is larger than the sum of its proper divisors (1).

70008401 is an equidigital number, since it uses as much as digits as its factorization.

70008401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 70008401 is about 8367.1023060555. The cubic root of 70008401 is about 412.1450164251.

Adding to 70008401 its reverse (10480007), we get a palindrome (80488408).

The spelling of 70008401 in words is "seventy million, eight thousand, four hundred one".