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2489202 = 232138289
BaseRepresentation
bin1001011111101101110010
311200110112200
421133231302
51114123302
6125204030
730105102
oct11375562
94613480
102489202
1114501a1
12a00616
13692001
1448b202
1534281c
hex25fb72

2489202 has 12 divisors (see below), whose sum is σ = 5393310. Its totient is φ = 829728.

The previous prime is 2489197. The next prime is 2489213. The reversal of 2489202 is 2029842.

It can be written as a sum of positive squares in only one way, i.e., 1640961 + 848241 = 1281^2 + 921^2 .

It is a super-2 number, since 2×24892022 = 12392253193608, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 69127 + ... + 69162.

22489202 is an apocalyptic number.

2489202 is an abundant number, since it is smaller than the sum of its proper divisors (2904108).

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

2489202 is a wasteful number, since it uses less digits than its factorization.

2489202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138297 (or 138294 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 2489202 is about 1577.7205075678. The cubic root of 2489202 is about 135.5251969500.

The spelling of 2489202 in words is "two million, four hundred eighty-nine thousand, two hundred two".

Divisors: 1 2 3 6 9 18 138289 276578 414867 829734 1244601 2489202