73672620 has 48 divisors (see below), whose sum is σ = 235753728. Its totient is φ = 16839360.

The previous prime is 73672601. The next prime is 73672663. The reversal of 73672620 is 2627637.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87286 + ... + 88125.

It is an arithmetic number, because the mean of its divisors is an integer number (4911536).

Almost surely, 2^73672620 is an apocalyptic number.

73672620 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

73672620 is an abundant number, since it is smaller than the sum of its proper divisors (162081108).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73672620 is a wasteful number, since it uses less digits than its factorization.

73672620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175430 (or 175428 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 33.

The square root of 73672620 is about 8583.2755985113. The cubic root of 73672620 is about 419.2136078731.

The spelling of 73672620 in words is "seventy-three million, six hundred seventy-two thousand, six hundred twenty".