62221020 has 48 divisors (see below), whose sum is σ = 184470048. Its totient is φ = 15616000.

The previous prime is 62221009. The next prime is 62221051. The reversal of 62221020 is 2012226.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29481 + ... + 31520.

It is an arithmetic number, because the mean of its divisors is an integer number (3843126).

Almost surely, 2^62221020 is an apocalyptic number.

62221020 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

62221020 is an abundant number, since it is smaller than the sum of its proper divisors (122249028).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

62221020 is a wasteful number, since it uses less digits than its factorization.

62221020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61030 (or 61028 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 62221020 is about 7888.0301723561. The cubic root of 62221020 is about 396.2589113886.

Adding to 62221020 its reverse (2012226), we get a palindrome (64233246).

The spelling of 62221020 in words is "sixty-two million, two hundred twenty-one thousand, twenty".