1621414062 has 24 divisors (see below), whose sum is σ = 3513951480. Its totient is φ = 540334800.

The previous prime is 1621414057. The next prime is 1621414063. The reversal of 1621414062 is 2604141261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1621414063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82989 + ... + 100647.

It is an arithmetic number, because the mean of its divisors is an integer number (146414645).

Almost surely, 2^1621414062 is an apocalyptic number.

1621414062 is an abundant number, since it is smaller than the sum of its proper divisors (1892537418).

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

1621414062 is a wasteful number, since it uses less digits than its factorization.

1621414062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22768 (or 22765 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 1621414062 is about 40266.7860897788. The cubic root of 1621414062 is about 1174.8019130689.

It can be divided in two parts, 16214 and 14062, that added together give a square (30276 = 174²).

The spelling of 1621414062 in words is "one billion, six hundred twenty-one million, four hundred fourteen thousand, sixty-two".