84249746 has 16 divisors (see below), whose sum is σ = 144564480. Its totient is φ = 36072960.

The previous prime is 84249733. The next prime is 84249757. The reversal of 84249746 is 64794248.

It is a junction number, because it is equal to n+sod(n) for n = 84249697 and 84249706.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17591 + ... + 21861.

It is an arithmetic number, because the mean of its divisors is an integer number (9035280).

Almost surely, 2^84249746 is an apocalyptic number.

84249746 is a deficient number, since it is larger than the sum of its proper divisors (60314734).

84249746 is a wasteful number, since it uses less digits than its factorization.

84249746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5689.

The product of its digits is 387072, while the sum is 44.

The square root of 84249746 is about 9178.7660390708. The cubic root of 84249746 is about 438.3855192228.

The spelling of 84249746 in words is "eighty-four million, two hundred forty-nine thousand, seven hundred forty-six".