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3942253 = 71929641
BaseRepresentation
bin1111000010011101101101
321102021202101
433002131231
52002123003
6220255101
745336310
oct17023555
97367671
103942253
112252967
1213a1491
13a804c3
14748977
1552d11d
hex3c276d

3942253 has 8 divisors (see below), whose sum is σ = 4742720. Its totient is φ = 3201120.

The previous prime is 3942241. The next prime is 3942259. The reversal of 3942253 is 3522493.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3942253 - 29 = 3941741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3942259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14688 + ... + 14953.

It is an arithmetic number, because the mean of its divisors is an integer number (592840).

Almost surely, 23942253 is an apocalyptic number.

It is an amenable number.

3942253 is a deficient number, since it is larger than the sum of its proper divisors (800467).

3942253 is a wasteful number, since it uses less digits than its factorization.

3942253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29667.

The product of its digits is 6480, while the sum is 28.

The square root of 3942253 is about 1985.5107655211. The cubic root of 3942253 is about 157.9725022915.

The spelling of 3942253 in words is "three million, nine hundred forty-two thousand, two hundred fifty-three".

Divisors: 1 7 19 133 29641 207487 563179 3942253