100772343 has 24 divisors (see below), whose sum is σ = 172518528. Its totient is φ = 57583224.

The previous prime is 100772317. The next prime is 100772363. The reversal of 100772343 is 343277001.

It is not a de Polignac number, because 100772343 - 2¹² = 100768247 is a prime.

It is a super-2 number, since 2×100772343² = 20310130227419298, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100772363) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27921 + ... + 31322.

It is an arithmetic number, because the mean of its divisors is an integer number (7188272).

Almost surely, 2^100772343 is an apocalyptic number.

100772343 is a deficient number, since it is larger than the sum of its proper divisors (71746185).

100772343 is an frugal number, since it uses more digits than its factorization.

100772343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59265 (or 59253 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 27.

The square root of 100772343 is about 10038.5428723496. The cubic root of 100772343 is about 465.3507862961.

The spelling of 100772343 in words is "one hundred million, seven hundred seventy-two thousand, three hundred forty-three".