4978526 has 8 divisors (see below), whose sum is σ = 8534640. Its totient is φ = 2133648.

The previous prime is 4978487. The next prime is 4978543. The reversal of 4978526 is 6258794.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×4978526³ (a number of 21 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 177791 + ... + 177818.

It is an arithmetic number, because the mean of its divisors is an integer number (1066830).

Almost surely, 2^4978526 is an apocalyptic number.

4978526 is a deficient number, since it is larger than the sum of its proper divisors (3556114).

4978526 is a wasteful number, since it uses less digits than its factorization.

4978526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355618.

The product of its digits is 120960, while the sum is 41.

The square root of 4978526 is about 2231.2610784039. The cubic root of 4978526 is about 170.7524432166.

The spelling of 4978526 in words is "four million, nine hundred seventy-eight thousand, five hundred twenty-six".