72602041 has 2 divisors, whose sum is σ = 72602042. Its totient is φ = 72602040.

The previous prime is 72602011. The next prime is 72602069. The reversal of 72602041 is 14020627.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70560000 + 2042041 = 8400^2 + 1429^2 .

It is a cyclic number.

It is not a de Polignac number, because 72602041 - 2⁷ = 72601913 is a prime.

It is a Chen prime.

It is equal to p_4262044 and since 72602041 and 4262044 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (72602011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36301020 + 36301021.

It is an arithmetic number, because the mean of its divisors is an integer number (36301021).

Almost surely, 2^72602041 is an apocalyptic number.

It is an amenable number.

72602041 is a deficient number, since it is larger than the sum of its proper divisors (1).

72602041 is an equidigital number, since it uses as much as digits as its factorization.

72602041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 72602041 is about 8520.6831298905. The cubic root of 72602041 is about 417.1730807559.

Adding to 72602041 its reverse (14020627), we get a palindrome (86622668).

The spelling of 72602041 in words is "seventy-two million, six hundred two thousand, forty-one".