73673632 has 12 divisors (see below), whose sum is σ = 145045026. Its totient is φ = 36836800.

The previous prime is 73673629. The next prime is 73673641. The reversal of 73673632 is 23637637.

It can be written as a sum of positive squares in only one way, i.e., 44036496 + 29637136 = 6636^2 + 5444^2 .

It is a junction number, because it is equal to n+sod(n) for n = 73673591 and 73673600.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1151119 + ... + 1151182.

Almost surely, 2^73673632 is an apocalyptic number.

It is an amenable number.

73673632 is a deficient number, since it is larger than the sum of its proper divisors (71371394).

73673632 is a wasteful number, since it uses less digits than its factorization.

73673632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2302311 (or 2302303 counting only the distinct ones).

The product of its digits is 95256, while the sum is 37.

The square root of 73673632 is about 8583.3345501617. The cubic root of 73673632 is about 419.2155273661.

It can be divided in two parts, 73673 and 632, that added together give a triangular number (74305 = T₃₈₅).

The spelling of 73673632 in words is "seventy-three million, six hundred seventy-three thousand, six hundred thirty-two".