70533461 has 4 divisors (see below), whose sum is σ = 70686924. Its totient is φ = 70380000.

The previous prime is 70533457. The next prime is 70533469. The reversal of 70533461 is 16433507.

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 10176100 + 60357361 = 3190^2 + 7769^2 .

It is a cyclic number.

It is not a de Polignac number, because 70533461 - 2² = 70533457 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70533469) 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, 76040 + ... + 76961.

It is an arithmetic number, because the mean of its divisors is an integer number (17671731).

Almost surely, 2^70533461 is an apocalyptic number.

It is an amenable number.

70533461 is a deficient number, since it is larger than the sum of its proper divisors (153463).

70533461 is a wasteful number, since it uses less digits than its factorization.

70533461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153462.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 70533461 is about 8398.4201490518. The cubic root of 70533461 is about 413.1728078669.

Adding to 70533461 its reverse (16433507), we get a palindrome (86966968).

The spelling of 70533461 in words is "seventy million, five hundred thirty-three thousand, four hundred sixty-one".