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742452 = 22361871
BaseRepresentation
bin10110101010000110100
31101201110020
42311100310
5142224302
623525140
76211404
oct2652064
91351406
10742452
114678a7
122b97b0
131ccc29
14154804
15e9ebc
hexb5434

742452 has 12 divisors (see below), whose sum is σ = 1732416. Its totient is φ = 247480.

The previous prime is 742439. The next prime is 742457. The reversal of 742452 is 254247.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30924 + ... + 30947.

It is an arithmetic number, because the mean of its divisors is an integer number (144368).

2742452 is an apocalyptic number.

It is an amenable number.

742452 is an abundant number, since it is smaller than the sum of its proper divisors (989964).

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

742452 is a wasteful number, since it uses less digits than its factorization.

742452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61878 (or 61876 counting only the distinct ones).

The product of its digits is 2240, while the sum is 24.

The square root of 742452 is about 861.6565441056. The cubic root of 742452 is about 90.5502097176.

Adding to 742452 its reverse (254247), we get a palindrome (996699).

It can be divided in two parts, 74245 and 2, that added together give a palindrome (74247).

The spelling of 742452 in words is "seven hundred forty-two thousand, four hundred fifty-two".

Divisors: 1 2 3 4 6 12 61871 123742 185613 247484 371226 742452