70104621 has 8 divisors (see below), whose sum is σ = 97536960. Its totient is φ = 44704352.

The previous prime is 70104613. The next prime is 70104631. The reversal of 70104621 is 12640107.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 70104621 - 2³ = 70104613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70104631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 507936 + ... + 508073.

It is an arithmetic number, because the mean of its divisors is an integer number (12192120).

Almost surely, 2^70104621 is an apocalyptic number.

It is an amenable number.

70104621 is a deficient number, since it is larger than the sum of its proper divisors (27432339).

70104621 is a wasteful number, since it uses less digits than its factorization.

70104621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1016035.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 70104621 is about 8372.8502315520. The cubic root of 70104621 is about 412.3337482471. Note that the first 3 decimals are identical.

Adding to 70104621 its reverse (12640107), we get a palindrome (82744728).

The spelling of 70104621 in words is "seventy million, one hundred four thousand, six hundred twenty-one".