84748742 has 8 divisors (see below), whose sum is σ = 136901856. Its totient is φ = 39114792.

The previous prime is 84748739. The next prime is 84748777. The reversal of 84748742 is 24784748.

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

It is a junction number, because it is equal to n+sod(n) for n = 84748693 and 84748702.

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, 1629758 + ... + 1629809.

It is an arithmetic number, because the mean of its divisors is an integer number (17112732).

Almost surely, 2^84748742 is an apocalyptic number.

84748742 is a deficient number, since it is larger than the sum of its proper divisors (52153114).

84748742 is a wasteful number, since it uses less digits than its factorization.

84748742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3259582.

The product of its digits is 401408, while the sum is 44.

The square root of 84748742 is about 9205.9079943263. The cubic root of 84748742 is about 439.2493088048.

The spelling of 84748742 in words is "eighty-four million, seven hundred forty-eight thousand, seven hundred forty-two".