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2088434 = 21044217
BaseRepresentation
bin111111101110111110010
310221002210102
413331313302
51013312214
6112432402
723515505
oct7756762
93832712
102088434
1111a7087
12848702
1358177a
143c513c
152b3bde
hex1fddf2

2088434 has 4 divisors (see below), whose sum is σ = 3132654. Its totient is φ = 1044216.

The previous prime is 2088431. The next prime is 2088451. The reversal of 2088434 is 4348802.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4348802 = 22174401.

It can be written as a sum of positive squares in only one way, i.e., 1697809 + 390625 = 1303^2 + 625^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2088397 and 2088406.

It is not an unprimeable number, because it can be changed into a prime (2088431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522107 + ... + 522110.

22088434 is an apocalyptic number.

2088434 is a deficient number, since it is larger than the sum of its proper divisors (1044220).

2088434 is a wasteful number, since it uses less digits than its factorization.

2088434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1044219.

The product of its (nonzero) digits is 6144, while the sum is 29.

The square root of 2088434 is about 1445.1415155617. The cubic root of 2088434 is about 127.8223854897.

The spelling of 2088434 in words is "two million, eighty-eight thousand, four hundred thirty-four".

Divisors: 1 2 1044217 2088434