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BaseRepresentation
bin1001101110001…
…0001011101000
32211201110010020
42123202023220
540414203303
64013520440
71003362522
oct233421350
984643106
1040772328
1121018943
12117a3120
1385a724c
1455b4a12
1538a5a53
hex26e22e8

40772328 has 32 divisors (see below), whose sum is σ = 107296800. Its totient is φ = 12875328.

The previous prime is 40772323. The next prime is 40772357. The reversal of 40772328 is 82327704.

It is a super-3 number, since 3×407723283 (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (40772323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44251 + ... + 45162.

It is an arithmetic number, because the mean of its divisors is an integer number (3353025).

Almost surely, 240772328 is an apocalyptic number.

It is an amenable number.

40772328 is an abundant number, since it is smaller than the sum of its proper divisors (66524472).

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

40772328 is a wasteful number, since it uses less digits than its factorization.

40772328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89441 (or 89437 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 33.

The square root of 40772328 is about 6385.3212918380. The cubic root of 40772328 is about 344.1822767541.

The spelling of 40772328 in words is "forty million, seven hundred seventy-two thousand, three hundred twenty-eight".