981734732 has 24 divisors (see below), whose sum is σ = 1904950992. Its totient is φ = 438926400.

The previous prime is 981734723. The next prime is 981734749. The reversal of 981734732 is 237437189.

It is a super-2 number, since 2×981734732² = 1927606168030223648, which contains 22 as substring.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (44).

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, 180203 + ... + 185570.

It is an arithmetic number, because the mean of its divisors is an integer number (79372958).

Almost surely, 2^981734732 is an apocalyptic number.

It is an amenable number.

981734732 is a deficient number, since it is larger than the sum of its proper divisors (923216260).

981734732 is a wasteful number, since it uses less digits than its factorization.

981734732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365849 (or 365847 counting only the distinct ones).

The product of its digits is 254016, while the sum is 44.

The square root of 981734732 is about 31332.6464250947. The cubic root of 981734732 is about 993.8741276484.

The spelling of 981734732 in words is "nine hundred eighty-one million, seven hundred thirty-four thousand, seven hundred thirty-two".