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4207049 = 71124967
BaseRepresentation
bin10000000011000111001001
321220201222122
4100003013021
52034111144
6230101025
750521310
oct20030711
97821878
104207049
112413900
1214aa775
13b43ba2
147b7277
155817ee
hex4031c9

4207049 has 12 divisors (see below), whose sum is σ = 5285952. Its totient is φ = 3277560.

The previous prime is 4207043. The next prime is 4207061. The reversal of 4207049 is 9407024.

It is not a de Polignac number, because 4207049 - 216 = 4141513 is a prime.

It is a super-2 number, since 2×42070492 = 35398522576802, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4207043) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1637 + ... + 3330.

It is an arithmetic number, because the mean of its divisors is an integer number (440496).

Almost surely, 24207049 is an apocalyptic number.

It is an amenable number.

4207049 is a deficient number, since it is larger than the sum of its proper divisors (1078903).

4207049 is a wasteful number, since it uses less digits than its factorization.

4207049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4996 (or 4985 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 4207049 is about 2051.1092121094. The cubic root of 4207049 is about 161.4330765220.

The spelling of 4207049 in words is "four million, two hundred seven thousand, forty-nine".

Divisors: 1 7 11 77 121 847 4967 34769 54637 382459 601007 4207049