62061421 has 4 divisors (see below), whose sum is σ = 64201500. Its totient is φ = 59921344.

The previous prime is 62061401. The next prime is 62061431. The reversal of 62061421 is 12416026.

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 30858025 + 31203396 = 5555^2 + 5586^2 .

It is a cyclic number.

It is not a de Polignac number, because 62061421 - 2²¹ = 59964269 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 62061392 and 62061401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (62061401) 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, 1069996 + ... + 1070053.

It is an arithmetic number, because the mean of its divisors is an integer number (16050375).

Almost surely, 2^62061421 is an apocalyptic number.

It is an amenable number.

62061421 is a deficient number, since it is larger than the sum of its proper divisors (2140079).

62061421 is a wasteful number, since it uses less digits than its factorization.

62061421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2140078.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 62061421 is about 7877.9071459367. The cubic root of 62061421 is about 395.9198154997.

Adding to 62061421 its reverse (12416026), we get a palindrome (74477447).

The spelling of 62061421 in words is "sixty-two million, sixty-one thousand, four hundred twenty-one".