58456421 has 8 divisors (see below), whose sum is σ = 63892224. Its totient is φ = 53242560.

The previous prime is 58456417. The next prime is 58456423. The reversal of 58456421 is 12465485.

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 58456421 - 2² = 58456417 is a prime.

It is a super-2 number, since 2×58456421² = 6834306312258482, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58456423) 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, 54935 + ... + 55988.

It is an arithmetic number, because the mean of its divisors is an integer number (7986528).

Almost surely, 2^58456421 is an apocalyptic number.

It is an amenable number.

58456421 is a deficient number, since it is larger than the sum of its proper divisors (5435803).

58456421 is a wasteful number, since it uses less digits than its factorization.

58456421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110971.

The product of its digits is 38400, while the sum is 35.

The square root of 58456421 is about 7645.6798912850. The cubic root of 58456421 is about 388.1003854224.

The spelling of 58456421 in words is "fifty-eight million, four hundred fifty-six thousand, four hundred twenty-one".