62489778 has 24 divisors (see below), whose sum is σ = 135335088. Its totient is φ = 19227312.

The previous prime is 62489767. The next prime is 62489789. The reversal of 62489778 is 87798426.

62489778 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (62489767) and next prime (62489789).

It is a self number, because there is not a number n which added to its sum of digits gives 62489778.

It is an unprimeable number.

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, 29800 + ... + 31827.

It is an arithmetic number, because the mean of its divisors is an integer number (5638962).

Almost surely, 2^62489778 is an apocalyptic number.

62489778 is an abundant number, since it is smaller than the sum of its proper divisors (72845310).

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

62489778 is a wasteful number, since it uses less digits than its factorization.

62489778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61658 (or 61645 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 51.

The square root of 62489778 is about 7905.0476279400. The cubic root of 62489778 is about 396.8286265944.

The spelling of 62489778 in words is "sixty-two million, four hundred eighty-nine thousand, seven hundred seventy-eight".